/* ProcessLab — 장비 흐름 시뮬레이터
   하나의 시트: 토큰 → 기본 요소 → 상단 바 → 설정 단계 → 실행 바 → 작업 공간(장치 목록 · 평면 · 조건 패널)
   → 결과 → 대화상자 → 반응형. 평면(캔버스)만 어둡고 나머지는 종이처럼 밝습니다. */

:root {
  /* Colours, fonts and radii come from the shared Mellow UI sheet (/tools/assets/mellow-ui/mellow-ui.css, linked first):
     --paper --surface --surface-2 --ink --ink-2 --ink-3 --line --tape --ok/--warn/--bad/--info --chart-1…6 --font --font-num --mono --radius.
     The names below are ProcessLab's own and only point at those tokens, so the other sheets in src/ follow automatically. */
  --panel: var(--paper);            /* cards, dialogs, buttons */
  --panel-2: var(--surface);        /* rails and lower surfaces */
  --muted: var(--ink-3);
  --line-2: var(--surface-2);
  --accent: var(--ink);             /* primary actions and selected states are ink, as on every Mellow page */
  --accent-ink: var(--ink);
  --accent-soft: var(--surface-2);
  --accent-line: var(--ink);
  --attention: var(--warn); --attention-soft: var(--warn-soft);
  --danger: var(--bad); --danger-soft: var(--bad-soft);

  /* the equipment floor stays dark in both modes: ink in light mode, a dark surface in dark mode */
  --floor: var(--ink);
  --floor-ink: var(--paper);
  --floor-2: color-mix(in srgb, var(--floor) 92%, var(--floor-ink));
  --floor-3: color-mix(in srgb, var(--floor) 85%, var(--floor-ink));
  --floor-line: color-mix(in srgb, var(--floor) 78%, var(--floor-ink));
  --floor-muted: color-mix(in srgb, var(--floor) 42%, var(--floor-ink));
  --floor-soft: color-mix(in srgb, var(--floor) 28%, var(--floor-ink));
  --floor-text: color-mix(in srgb, var(--floor) 8%, var(--floor-ink));
  --floor-module: color-mix(in srgb, var(--floor) 30%, var(--floor-ink));
  --floor-edge: color-mix(in srgb, var(--floor) 15%, var(--floor-ink));
  --floor-wire: color-mix(in srgb, var(--floor) 55%, var(--floor-ink));

  /* machine-state data colours (legend, gantt, canvas lamps) */
  --busy: var(--chart-2); --waiting: var(--chart-1); --blocked: var(--chart-3); --cleaning: var(--chart-4); --carry: var(--chart-5); --changeover: var(--chart-6);
  /* the same data colours lifted toward the floor ink so they read on the dark floor */
  --floor-busy: color-mix(in srgb, var(--busy) 62%, var(--floor-ink));
  --floor-waiting: color-mix(in srgb, var(--waiting) 62%, var(--floor-ink));
  --floor-blocked: color-mix(in srgb, var(--blocked) 62%, var(--floor-ink));
  --floor-cleaning: color-mix(in srgb, var(--cleaning) 62%, var(--floor-ink));
  --floor-carry: color-mix(in srgb, var(--carry) 70%, var(--floor-ink));
  --floor-changeover: color-mix(in srgb, var(--changeover) 62%, var(--floor-ink));
  --floor-down: color-mix(in srgb, var(--bad) 62%, var(--floor-ink));
  --floor-accent: var(--floor-waiting);   /* TC and robot rings in the floor previews */

  --shadow-pop: 0 18px 60px rgb(0 0 0 / .28);
}
:root[data-theme="dark"] { --floor: var(--surface); --floor-ink: var(--ink) }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --floor: var(--surface); --floor-ink: var(--ink) } }
* { box-sizing: border-box }
body { margin: 0; background: var(--paper); color: var(--ink); font: 14px/1.5 var(--font) }
#app { display: flex; flex-direction: column; min-height: 100vh }
#app > main { flex: 1 0 auto }
h1, h2, h3, p { margin-top: 0 }
h2 { margin-bottom: .83em } h3 { margin-bottom: 1em }
h2 { font-size: 18px; font-weight: 650; letter-spacing: -.01em }
h3 { font-size: 14px; font-weight: 650 }
small, .small { font-size: 12px }
.muted { color: var(--muted) }
.number, .clock, .kpi b, td, .live-metrics b, time { font-variant-numeric: tabular-nums }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap }
.spacer { flex: 1 }
.hidden, [hidden] { display: none !important }
.empty { padding: 28px 16px; color: var(--muted); text-align: center; font-size: 13px; line-height: 1.7 }
.error-text { color: var(--danger); font-size: 12px }
.error-text:empty { display: none }
.tag { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; font-size: 11px; color: var(--muted); line-height: 1.6; white-space: nowrap }

/* ----- 기본 요소 ----- */
button, input, select, textarea { font: inherit; color: inherit }
/* every button has the shared .btn look (ink border on paper), at the dense .btn.small size the work screen needs */
button { cursor: pointer; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--paper); color: var(--ink); padding: 6px 11px; line-height: 1.35; font-size: 13px; font-weight: 600; transition: background .12s, border-color .12s, color .12s }
button:hover:not(:disabled) { background: var(--surface) }
button:disabled { cursor: default; opacity: .45 }
button.primary { background: var(--ink); border-color: var(--ink); color: var(--paper); font-weight: 600 }
button.primary:hover:not(:disabled) { background: var(--ink-2); border-color: var(--ink-2) }
button.tape, button.primary.tape { background: var(--tape); border-color: var(--tape-ink); color: var(--tape-ink) }
button.tape:hover:not(:disabled) { background: var(--tape); border-color: var(--tape-ink); filter: brightness(.95) }
button.danger { color: var(--bad); border-color: var(--bad) }
button.danger:hover:not(:disabled) { background: var(--bad-soft); border-color: var(--bad) }
button.active { background: var(--ink); border-color: var(--ink); color: var(--paper) }
button.active:hover:not(:disabled) { background: var(--ink-2); border-color: var(--ink-2) }
button.mini { font-size: 12px; padding: 4px 9px }
/* focus ring: the shared ink outline + tape halo from mellow-ui.css (:focus-visible) */
/* inputs and selects have the shared .input/.select look */
input, select, textarea { border: 1px solid var(--ink-3); background: var(--paper); color: var(--ink); padding: 7px 9px; border-radius: var(--radius); max-width: 100%; min-width: 0; font-size: 13px }
input:hover:not(:disabled), select:hover:not(:disabled), textarea:hover:not(:disabled) { border-color: var(--ink) }
input:focus, select:focus, textarea:focus { border-color: var(--ink); outline: 2px solid var(--ink); outline-offset: 0; box-shadow: 0 0 0 4px var(--tape) }
input[type=checkbox]:focus, input[type=radio]:focus, input[type=range]:focus { outline: 0; box-shadow: none }
input[type=checkbox]:focus-visible, input[type=radio]:focus-visible, input[type=range]:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; box-shadow: 0 0 0 5px var(--tape) }
input[type=number] { font-family: var(--font-num); font-variant-numeric: tabular-nums; font-size: 14px; width: 100% }
input[type=checkbox] { width: 16px; height: 16px; margin: 0; accent-color: var(--ink) }
input[type=range] { accent-color: var(--ink); padding: 0 }
textarea { resize: vertical; width: 100% }
select { padding-right: 26px; appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 13px) 55%, calc(100% - 9px) 55%; background-size: 4px 4px; background-repeat: no-repeat }
a { color: var(--ink) }

/* ----- 상단 바: the shared .mw-header (tape stripe above it) ----- */
.topbar.mw-header { position: relative; z-index: 30 }
.topbar .mw-actions { gap: 8px }
.topbar .project-name { width: 230px; min-height: 32px; padding: 5px 10px; font-weight: 600; font-size: 13.5px }
.topbar .save-state { color: var(--ink-3); font-size: 12px; white-space: nowrap; margin-inline-end: 6px }
.topbar button, .topbar details.menu > summary { min-height: 32px; padding: 4px 10px; font-size: 13.5px }
.topbar .mw-lang { min-height: 32px; padding: 3px 10px; font-size: 13.5px; font-weight: 600 }
.topbar .mw-lang select { min-height: 0; padding: 0; border: 0; background: none }

/* ----- 설정 단계 (01 → 05) ----- */
.setup-flow { display: flex; align-items: center; gap: 2px; padding: 8px 20px; background: var(--paper); border-bottom: 1px solid var(--line); flex-wrap: wrap }
.setup-flow button { display: flex; align-items: center; gap: 9px; border: 1px solid transparent; background: transparent; color: var(--ink-2); font-size: 13px; padding: 6px 10px; border-radius: var(--radius) }
.setup-flow button:hover { background: var(--surface); border-color: var(--line); color: var(--ink) }
.setup-flow button b { font: 600 13px/1.2 var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink); background: var(--surface-2); border-radius: 4px; padding: 2px 6px; letter-spacing: .02em }
/* the first step that still needs work is marked in ink (the run button holds the screen's one tape highlight) */
.setup-flow button[data-done="0"] b { background: var(--ink); color: var(--paper) }
.setup-flow button[data-done="0"] ~ button[data-done="0"] b { background: var(--surface-2); color: var(--ink) }
.setup-flow button[data-done="1"] b { background: var(--ok-soft); color: var(--ok) }
.setup-flow button[data-done="1"] b::after { content: " ✓" }
.setup-flow i { width: 18px; height: 1px; background: var(--line); font-size: 0; margin: 0 2px }
.setup-flow small { margin-left: auto; color: var(--ink-3); font-size: 12px }

/* ----- 실행 바 ----- */
.runbar { position: sticky; top: 0; z-index: 20; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 10px 20px; background: var(--paper); border-bottom: 1px solid var(--line) }
.runbar .primary { padding: 8px 18px; border-radius: var(--radius); font-size: 14px }
.runbar button { font-size: 12.5px }
.runbar .row.small { gap: 6px; color: var(--muted) }
.runbar select { padding: 5px 24px 5px 8px; font-size: 12px }
.runbar input[type=range] { flex: 1; min-width: 160px; max-width: 420px }
.runbar .clock { font: 600 17px/1 var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink); min-width: 150px; letter-spacing: .01em }
.progress-text { font-size: 12.5px; color: var(--ink-2) }

/* ----- 작업 공간 ----- */
.workspace { display: grid; grid-template-columns: 196px minmax(400px, 1fr) 344px; min-height: 0; border-bottom: 1px solid var(--line) }
.workspace.wide { grid-template-columns: minmax(400px, 1fr) 344px }
.workspace.wide .library { display: none }
.workspace.focus { grid-template-columns: 1fr }
.workspace.focus .library, .workspace.focus .inspector { display: none }
@media (min-width: 1600px) {
  .workspace { grid-template-columns: 210px minmax(700px, 1fr) 380px }
  .workspace.wide { grid-template-columns: minmax(700px, 1fr) 380px }
  .workspace.focus { grid-template-columns: 1fr }
}

/* 장치 목록 */
.library { background: var(--surface); padding: 16px 12px; border-right: 1px solid var(--line); overflow: auto; max-height: calc(100vh - 128px); scrollbar-width: thin }
.library h3 { font-size: 12px; color: var(--ink-2); font-weight: 700; letter-spacing: .02em; margin: 6px 0 10px }
.add-grid { display: grid; grid-template-columns: 1fr; gap: 5px }
.add-grid button { padding: 7px 10px; font-size: 12.5px; background: var(--paper); text-align: left; white-space: nowrap }
.node-list, .route-list { display: grid; gap: 3px; margin-top: 14px; max-height: 300px; overflow: auto }
.route-list { margin-top: 0 }
.list-item { border-color: transparent; background: transparent; text-align: left; font-size: 12.5px; font-weight: 500; padding: 6px 8px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; border-radius: 4px }
.list-item:hover:not(:disabled) { background: var(--surface-2) }
.list-item small { display: block; color: var(--ink-3); font-size: 11px; font-weight: 400 }
.list-item.active, .list-item.active:hover:not(:disabled) { background: var(--ink); color: var(--paper); border-color: var(--ink) }
.list-item.active small { color: inherit; opacity: .75 }
.library .hint { margin-top: 8px }

/* 장비 평면 */
.center { min-width: 0; display: flex; flex-direction: column; background: var(--floor) }
.canvas-toolbar { background: var(--floor-2); padding: 9px 12px; border-bottom: 1px solid var(--floor-line); display: flex; gap: 6px; align-items: center; flex-wrap: wrap; min-height: 52px; color: var(--floor-soft) }
/* on the dark floor the buttons invert: floor ink outline on the floor */
.canvas-toolbar button { font-size: 12.5px; padding: 5px 10px; border-color: var(--floor-muted); color: var(--floor-text); background: transparent; border-radius: var(--radius) }
.canvas-toolbar button:hover:not(:disabled) { background: var(--floor-3); border-color: var(--floor-ink); color: var(--floor-ink) }
.canvas-toolbar button.active, .canvas-toolbar button.active:hover:not(:disabled) { background: var(--floor-ink); border-color: var(--floor-ink); color: var(--floor) }
.canvas-toolbar #zoom-label { font: 600 13px var(--font-num); font-variant-numeric: tabular-nums; min-width: 40px; text-align: center }
.sequence-summary { border: 0; border-radius: 0; border-bottom: 1px solid var(--floor-line); background: var(--floor-2); color: var(--floor-soft); text-align: left; padding: 9px 16px; font-size: 12.5px; font-weight: 400; line-height: 1.6; white-space: normal }
.sequence-summary:hover:not(:disabled) { background: var(--floor-3); color: var(--floor-ink) }
.canvas-viewport { height: clamp(480px, calc(100vh - 262px), 720px); overflow: auto; position: relative; touch-action: pan-x pan-y; background-color: var(--floor);
  background-image: linear-gradient(color-mix(in srgb, var(--floor-ink) 5%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--floor-ink) 5%, transparent) 1px, transparent 1px), radial-gradient(ellipse at 45% 30%, color-mix(in srgb, var(--floor-ink) 6%, transparent), transparent 75%);
  background-size: 40px 40px, 40px 40px, 100% 100%; scrollbar-color: var(--floor-muted) var(--floor-2) }
.workspace.focus .canvas-viewport { height: calc(100vh - 232px) }
.canvas-board { position: relative; transform-origin: top left; isolation: isolate }
.floor-label { position: absolute; left: 32px; top: 22px; font-size: 12px; letter-spacing: .18em; color: var(--floor-muted); font-family: var(--font-num); font-weight: 600; pointer-events: none }
.floor-label span { display: block; font-size: 9px; font-weight: 400; letter-spacing: .09em; color: var(--floor-line); margin-top: 5px }
.wires { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; z-index: 0; pointer-events: none }
.wire { stroke: var(--floor-wire); stroke-width: 1.8; fill: none; stroke-dasharray: 5 5; stroke-linejoin: round; pointer-events: none }
.wire.selected { stroke: var(--floor-ink); stroke-width: 3; stroke-dasharray: none }
.wire.conveyor { stroke: var(--floor-muted); stroke-width: 9; stroke-dasharray: 2 5; stroke-linecap: butt }
.wire.conveyor.selected { stroke: var(--floor-edge); stroke-width: 10 }
.wire.unassigned { stroke: var(--floor-blocked); stroke-dasharray: 3 7 }
.wire.in-transfer { stroke: var(--floor-wire); stroke-width: 2; opacity: .6; stroke-dasharray: 5 5 }
.wire.in-transfer.selected { stroke: var(--floor-ink); stroke-width: 3; opacity: 1 }
.wire-hit { fill: none; stroke: transparent; stroke-width: 20; cursor: pointer }
.route-target .wire-hit { pointer-events: stroke }
.route-target .route-label, .route-target > rect { pointer-events: all }
.wire.in-transfer + .route-target > * { pointer-events: none }
.wire.in-transfer + .route-target .wire-hit { pointer-events: stroke }
.route-target > rect { fill: var(--floor-2) }
.route-label { font-family: var(--font-num); font-size: 11px; letter-spacing: .04em; fill: var(--floor-soft); paint-order: stroke; stroke: var(--floor); stroke-width: 4px; cursor: pointer }
.flow-dot { fill: var(--floor-carry); stroke: var(--floor-ink); stroke-width: 2 }
.flow-label { font: 600 calc(10px * var(--detail-scale, 1)) var(--font); fill: var(--floor-text); paint-order: stroke; stroke: var(--floor); stroke-width: 4px; letter-spacing: .02em }
.docking { pointer-events: none }

.node { position: absolute; width: 180px; height: 218px; padding: 0; border: 1px solid transparent; border-radius: 8px; background: transparent; color: var(--floor-ink); font-weight: 400; user-select: none; touch-action: none; text-align: left; overflow: visible; z-index: 1; box-shadow: none }
.node:hover:not(:disabled) { background: color-mix(in srgb, var(--floor-ink) 4%, transparent); border-color: color-mix(in srgb, var(--floor-ink) 25%, transparent) }
.node.selected { outline: 1.5px solid var(--floor-ink); outline-offset: 7px; background: color-mix(in srgb, var(--floor-ink) 5%, transparent) }
.node.connect-source { outline: 2px solid var(--tape); outline-offset: 7px }
.node .machine-art { width: 180px; height: 135px; display: block; filter: drop-shadow(0 7px 5px rgb(0 0 0 / .5)); pointer-events: none }
.node .name { font-size: calc(12px * var(--detail-scale, 1)); text-align: center; letter-spacing: .05em; margin: 1px 0 3px; color: var(--floor-text); font-weight: 600; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis }
.node .subtitle { font-size: calc(8px * var(--detail-scale, 1)); text-align: center; color: var(--floor-muted); font-family: var(--font-num); letter-spacing: .06em; display: block; margin: 0 0 7px }
.node .live { display: flex; justify-content: center; gap: 8px; font-size: calc(9px * var(--detail-scale, 1)); font-family: var(--font-num); color: var(--floor-soft); white-space: nowrap; align-items: center }
.mode-pill { font-size: calc(8px * var(--detail-scale, 1)); letter-spacing: .08em; border: 1px solid var(--floor-line); border-radius: 3px; padding: 1px 4px; color: var(--floor-muted) }
.node[data-mode=busy] .mode-pill { color: var(--floor-busy); border-color: color-mix(in srgb, var(--floor-busy) 45%, transparent) }
.node[data-mode=cleaning] .mode-pill { color: var(--floor-cleaning); border-color: color-mix(in srgb, var(--floor-cleaning) 45%, transparent) }
.node[data-mode=exchange] .mode-pill, .node[data-mode=blocked] .mode-pill { color: var(--floor-blocked); border-color: color-mix(in srgb, var(--floor-blocked) 45%, transparent) }
.node[data-mode=waiting] .mode-pill { color: var(--floor-waiting); border-color: color-mix(in srgb, var(--floor-waiting) 45%, transparent) }
.node[data-mode=down] .mode-pill { color: var(--floor-down); border-color: color-mix(in srgb, var(--floor-down) 45%, transparent) }
/* status lamp and process ring: graph.js writes literal fills; these rules give them the same data colours as the legend */
.node .hardware-led { fill: var(--floor-muted) }
.node .process-ring { stroke: var(--floor-busy) }
.node[data-mode=busy] .hardware-led { fill: var(--floor-busy) } .node[data-mode=busy] .process-ring { stroke: var(--floor-busy) }
.node[data-mode=waiting] .hardware-led { fill: var(--floor-waiting) } .node[data-mode=waiting] .process-ring { stroke: var(--floor-waiting) }
.node[data-mode=blocked] .hardware-led, .node[data-mode=exchange] .hardware-led { fill: var(--floor-blocked) } .node[data-mode=blocked] .process-ring, .node[data-mode=exchange] .process-ring { stroke: var(--floor-blocked) }
.node[data-mode=cleaning] .hardware-led { fill: var(--floor-cleaning) } .node[data-mode=cleaning] .process-ring { stroke: var(--floor-cleaning) }
.node[data-mode=changeover] .hardware-led { fill: var(--floor-changeover) } .node[data-mode=changeover] .process-ring { stroke: var(--floor-changeover) }
.node[data-mode=down] .hardware-led { fill: var(--floor-down) } .node[data-mode=down] .process-ring { stroke: var(--floor-down) }
.node-progress { display: block; height: 2px; background: color-mix(in srgb, var(--floor-ink) 10%, transparent); margin: 6px auto 0; width: 92px }
.node-progress i { display: block; width: 0; height: 2px; background: var(--floor-busy) }
.node[data-mode=cleaning] .node-progress i { background: var(--floor-cleaning) }
.node.transfer { z-index: -1 }
.transfer-shell { position: absolute; inset: 0; width: 100%; height: 100%; filter: drop-shadow(0 12px 10px rgb(0 0 0 / .6)); pointer-events: none }
.node.transfer .tc-heading { position: absolute; left: 60px; right: 60px; top: 24px }
.node.transfer .name { font-size: calc(15px * min(var(--detail-scale, 1), 1.4)); letter-spacing: .08em }
.node.transfer .tc-footer { position: absolute; bottom: 18px; left: 60px; right: 60px }
.node.transfer .subtitle { font-size: 11px; margin-top: 7px; color: var(--floor-soft) }

.center > .legend { font-size: 10.5px; display: flex; gap: 14px; flex-wrap: wrap; padding: 9px 16px; background: var(--floor-2); color: var(--floor-soft); border-top: 1px solid var(--floor-line) }
.legend .lg-busy { background: var(--floor-busy) } .legend .lg-waiting { background: var(--floor-waiting) } .legend .lg-blocked { background: var(--floor-blocked) } .legend .lg-cleaning { background: var(--floor-cleaning) } .legend .lg-carry { background: var(--floor-carry) }
.legend i { width: 8px; height: 8px; display: inline-block; border-radius: 2px; margin-right: 5px; vertical-align: -1px }
.center > #canvas-hint { background: var(--floor-2); color: var(--floor-muted); margin: 0; border-top: 1px solid var(--floor-line); font-size: 11px; padding: 9px 16px; line-height: 1.6 }

/* 조건 패널 (오른쪽) */
.inspector { background: var(--surface); border-left: 1px solid var(--line); max-height: calc(100vh - 128px); overflow: auto; scrollbar-width: thin }
.side-tabs { display: flex; gap: 0; padding: 0 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--surface); z-index: 5 }
.side-tabs button, .results-tabs button { flex: 1; border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: transparent; color: var(--ink-2); font-size: 13px; font-weight: 600; padding: 11px 6px; margin-bottom: -1px }
.side-tabs button:hover:not(:disabled), .results-tabs button:hover:not(:disabled) { background: transparent; color: var(--ink) }
.side-tabs button.active, .results-tabs button.active, .side-tabs button.active:hover:not(:disabled), .results-tabs button.active:hover:not(:disabled) { color: var(--ink); background: transparent; border-bottom-color: var(--ink); font-weight: 700 }
.detail-switch { display: flex; margin: 10px 14px; gap: 0; background: var(--paper); border: 1px solid var(--ink-3); border-radius: var(--radius); overflow: hidden }
.detail-switch button { flex: 1; font-size: 13px; font-weight: 500; border: 0; border-radius: 0; background: transparent; color: var(--ink); padding: 6px }
.detail-switch button + button { border-inline-start: 1px solid var(--line) }
.detail-switch .active, .detail-switch .active:hover:not(:disabled) { background: var(--ink); color: var(--paper); font-weight: 600 }
.panel-head { padding: 14px 16px 10px; display: flex; align-items: center; gap: 8px; justify-content: space-between }
.panel-head h3 { margin: 0; font-size: 14px }
.form { padding: 4px 16px 18px; display: grid; gap: 12px }
.inspector .form { padding-top: 2px }
.field { font-size: 11.5px; color: var(--ink-2); display: grid; gap: 5px; min-width: 0 }
.field input, .field select { font-size: 13px; padding: 7px 9px; background: var(--paper) }
.field input:focus, .field select:focus { background: var(--paper) }
.field input[type=number] { font-size: 14px }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 9px }
.section-title { padding-top: 14px; border-top: 1px solid var(--line); font-size: 13px; font-weight: 700; margin: 4px 0 0; color: var(--ink) }
.hint { font-size: 12px; color: var(--ink-3); word-break: keep-all; line-height: 1.65 }
.option-section { border-top: 1px solid var(--line); padding-top: 16px; display: grid; gap: 12px; margin-top: 6px }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 7px; font-size: 12.5px; color: var(--ink) }
.toggle-row { display: flex; gap: 9px; align-items: center; line-height: 1.5; font-size: 12.5px; color: var(--ink-2) }
.toggle-row input { flex-shrink: 0 }
.option-checks { border: 1px solid var(--line); border-radius: var(--radius); margin: 0; padding: 10px 11px; display: grid; gap: 8px; min-width: 0 }
.option-checks legend { font-size: 10.5px; color: var(--muted); padding: 0 5px }
.option-checks label { display: flex; align-items: center; gap: 7px; font-size: 11.5px; color: var(--ink-2) }
details > summary { cursor: pointer; font-size: 11.5px; color: var(--ink-2); padding: 7px 0; list-style: none; display: flex; align-items: center; gap: 6px }
details > summary::-webkit-details-marker { display: none }
details > summary::before { content: ""; width: 6px; height: 6px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: rotate(-45deg); transition: transform .15s; flex-shrink: 0 }
details[open] > summary::before { transform: rotate(45deg) }
details .option-checks { margin: 8px 0 }
.detail-fields { padding-top: 8px; display: grid; gap: 12px }
.clean-card { padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper) }
.clean-card > summary { font-weight: 600; color: var(--ink) }
.clean-card > summary .tag { margin-left: auto; font-weight: 400 }
.rule-group { padding: 9px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); display: grid; gap: 8px }
.rule-group .rule-group { background: var(--panel-2) }
.rule-leaf { display: grid; grid-template-columns: minmax(0, 1fr) 64px 26px; gap: 5px }
.rule-leaf input, .rule-leaf select, .rule-group select { padding: 5px; font-size: 11px }
.rule-leaf select { padding-right: 20px }
.rule-summary { font-size: 12px; padding: 9px; border-radius: var(--radius); background: var(--surface-2); color: var(--ink); word-break: keep-all }
.check-list { display: grid; gap: 7px; font-size: 12px; max-height: 160px; overflow: auto }
.check-list label { display: flex; align-items: center; gap: 7px }
.arm { display: grid; grid-template-columns: 1fr 65px 26px; gap: 6px }
.arm input, .arm select { padding: 6px; font-size: 12px }
.saved-templates { display: grid; gap: 6px }
.inspector .form > button { justify-self: start }
.inspector .form > button.danger { margin-top: 6px }

/* 시작 안내 */
.editor-welcome { padding: 26px 20px; line-height: 1.75 }
.editor-welcome .eyebrow { font: 600 12px var(--font-num); letter-spacing: .12em; color: var(--ink-3) }
.editor-welcome h3 { font-size: 21px; line-height: 1.4; color: var(--ink); font-weight: 700; margin: 8px 0 10px; letter-spacing: -.01em; word-break: keep-all }
.editor-welcome p { font-size: 13px; color: var(--ink-2); word-break: keep-all }
.editor-welcome button { display: block; width: 100%; margin-top: 8px; padding: 10px }

/* 실시간 패널 */
.live-metrics { padding: 14px 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; border-bottom: 1px solid var(--line); background: var(--paper) }
.live-metrics span { font-size: 11.5px; color: var(--ink-2); display: block; margin-bottom: 2px }
.live-metrics b { font: 600 22px/1.15 var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink) }
.live-node-list { padding: 12px 16px; display: grid; gap: 8px }
.live-node { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; font-size: 12px; background: var(--paper) }
.live-node b { display: inline-block; margin-right: 8px; font-size: 12px }
.live-node .tag { font-size: 10px }
.live-node p { margin: 6px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6 }
.live-node small { color: var(--attention); display: block; margin-top: 3px }
.live-events { padding: 12px 16px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--ink-2); display: grid; gap: 6px; background: var(--surface); line-height: 1.6 }
.live-events > b { font-size: 11px; color: var(--muted); font-weight: 600 }
.live-events div { display: flex; gap: 8px }
.live-events time { font-family: var(--font-num); font-weight: 600; color: var(--ink); min-width: 52px; font-size: 12px }

/* ----- 상태 줄 ----- */
.status-strip { padding: 9px 20px; background: var(--surface); font-size: 12px; color: var(--ink-2); display: flex; gap: 15px; flex-wrap: wrap; align-items: center; border-bottom: 1px solid var(--line) }
.status-strip.warning { background: var(--warn-soft); color: var(--ink); box-shadow: inset 4px 0 0 var(--warn) }
.status-strip.error { background: var(--bad-soft); color: var(--ink); box-shadow: inset 4px 0 0 var(--bad) }

/* ----- 결과 ----- */
.results { padding: 18px 20px 40px; max-width: 1800px; margin: auto }
.results:empty { display: none }
.results-tabs { display: flex; gap: 0; margin-bottom: 16px; flex-wrap: wrap; border-bottom: 1px solid var(--line) }
.results-tabs button { flex: 0 0 auto; padding: 9px 14px }
.kpis { display: grid; grid-template-columns: repeat(6, minmax(110px, 1fr)); gap: 0; margin-bottom: 16px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden }
.kpi { padding: 14px 16px; border-right: 1px solid var(--line-2) }
.kpi:last-child { border-right: 0 }
.kpi label { display: block; font-size: 12.5px; color: var(--ink-2); margin-bottom: 6px }
.kpi b { font: 600 28px/1.1 var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink); display: block }
.kpi small { display: block; color: var(--ink-3); font-size: 11.5px; margin-top: 4px }
.card { padding: 16px 18px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-lg); min-width: 0 }
.card h3 { margin-bottom: 12px }
.two-col { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px }
.table-scroll { overflow: auto }
table { border-collapse: collapse; width: 100%; font-size: 12.5px }
th { text-align: left; color: var(--ink-2); font-weight: 600; padding: 7px 8px; border-bottom: 1px solid var(--line); background: var(--surface-2); white-space: nowrap; font-size: 12px }
td { padding: 8px; border-bottom: 1px solid var(--line-2) }
td:first-child { white-space: nowrap }
tr:last-child td { border-bottom: 0 }
td.right, th.right { text-align: right }
.util { height: 6px; background: var(--line-2); border-radius: 3px; min-width: 60px }
.util span { display: block; height: 6px; background: var(--chart-1); border-radius: 3px }
.logtable td { padding: 5px 8px; font-size: 12px }
.blocked-list { display: grid; gap: 10px; margin: 10px 0 }
.blocked-list div { font-size: 12px; border-left: 3px solid var(--attention); padding-left: 10px; line-height: 1.6 }
.gantt-row { display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: center; margin: 10px 0; font-size: 12px }
.gantt-track { height: 22px; background: var(--panel-2); position: relative; border-radius: 3px }
.gantt-span { position: absolute; height: 14px; top: 4px; background: var(--busy); min-width: 1px; border-radius: 2px }
.gantt-span.transfer { background: var(--waiting) }
.gantt-span.cleaning { background: var(--cleaning) }
.gantt-span.exchange { background: var(--blocked) }
.timeline-scale { display: flex; justify-content: space-between; margin-left: 132px; font: 500 12px var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink-3) }
.legend .lg-t-busy { color: var(--busy) } .legend .lg-t-waiting { color: var(--waiting) } .legend .lg-t-cleaning { color: var(--cleaning) } .legend .lg-t-blocked { color: var(--blocked) }

/* ----- 대화상자 ----- */
dialog { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 0; max-width: min(940px, 94vw); width: 920px; max-height: 90vh; overflow: auto; box-shadow: 0 24px 60px rgb(0 0 0 / .25); color: var(--ink); background: var(--paper) }
dialog::backdrop { background: rgb(0 0 0 / .45) }
.dialog-head { padding: 16px 22px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper); z-index: 2 }
.dialog-head h2 { margin: 0; font-size: 20px }
.dialog-head button { width: 36px; height: 36px; padding: 0; font-size: 18px; line-height: 1; border-color: transparent }
.dialog-head button:hover:not(:disabled) { border-color: var(--ink) }
.dialog-body { padding: 22px }
.dialog-body > p:first-child { font-size: 14px }
.dialog-footer { padding: 14px 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 10px; position: sticky; bottom: 0; background: var(--paper) }
.dialog-footer button, .dialog-footer .download-link { min-height: 38px; padding: 7px 14px; font-size: 14px }
.wizard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px }
.choices { display: grid; gap: 8px }
.choice { text-align: left; padding: 14px; display: grid; gap: 4px; border-color: var(--line); font-weight: 400 }
.choice:hover:not(:disabled) { border-color: var(--ink); background: var(--paper) }
.choice.active, .choice.active:hover:not(:disabled) { background: var(--paper); color: var(--ink); border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink) }
.choice.active b { color: var(--ink) }
.choice b { font-size: 14px }
.choice span { font-size: 12px; color: var(--ink-2) }
.example-diagram { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 16px }
.example-diagram .sample-node { padding: 10px; margin: 8px auto; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); text-align: center; font-size: 12px; max-width: 180px }
.sample-fan { display: flex; justify-content: center; gap: 8px }
.sample-fan .sample-node { flex: 1 }
.sample-line { text-align: center; color: var(--muted) }
.notice { padding: 10px 14px; border-inline-start: 4px solid var(--info); border-radius: 0 var(--radius) var(--radius) 0; background: var(--info-soft); font-size: 13px; color: var(--ink-2) }
.help { font-size: 13.5px; line-height: 1.8 }
.help h3 { margin: 22px 0 6px }
.help code { background: var(--surface); border: 1px solid var(--line); padding: 1px 5px; border-radius: 4px; font-family: var(--mono); font-size: 12px }
.download-link { display: inline-block; background: var(--ink); color: var(--paper); text-decoration: none; border: 1px solid var(--ink); padding: 8px 14px; border-radius: var(--radius); font-size: 13px; font-weight: 600 }
#export-text { font-family: var(--mono); font-size: 12px; white-space: pre }
.sequence-row { display: flex; align-items: center; gap: 8px; margin: 10px 0 }
.sequence-row .field { flex: 1 }
.sequence-row > b { font: 600 18px var(--font-num); font-variant-numeric: tabular-nums; color: var(--ink); min-width: 22px }
.quick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-top: 8px }
.quick-row { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px 12px; margin: 0; display: grid; gap: 9px; min-width: 0 }
.quick-row legend { font-weight: 600; font-size: 12.5px; padding: 0 4px }
.architecture-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px }
.architecture-card { text-align: left; padding: 0 0 16px; background: var(--paper); border-color: var(--line); border-radius: var(--radius-lg); font-weight: 400; white-space: normal; overflow: hidden; display: block }
.architecture-card:hover, .architecture-card:hover:not(:disabled) { border-color: var(--ink); background: var(--paper) }
.architecture-card:focus-visible { outline-offset: 0 }
.architecture-card .architecture-preview { display: block; width: 100%; height: 150px; background: var(--floor); margin-bottom: 14px }
.architecture-card span { display: block; font: 600 12px var(--font-num); letter-spacing: .1em; color: var(--ink-3); margin: 0 18px 4px }
.architecture-card b { display: block; font-size: 16px; font-weight: 650; margin: 0 18px 4px; color: var(--ink) }
.architecture-card p { margin: 0 18px; font-size: 12.5px; color: var(--ink-2); word-break: keep-all }
.architecture-card small { display: block; margin: 8px 18px 0; color: var(--ink-3); font-size: 12px }
.signals { display: grid; gap: 8px; margin-bottom: 10px }

/* ----- 알림 ----- */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); max-width: min(90vw, 560px); padding: 10px 18px; background: var(--ink); color: var(--paper); border-radius: var(--radius-lg); box-shadow: 0 6px 24px rgb(0 0 0 / .25); z-index: 1000; font-size: 14px; white-space: pre-line; line-height: 1.55 }

/* ----- 반응형 ----- */
@media (max-width: 1100px) {
  .workspace { grid-template-columns: 160px minmax(340px, 1fr) 310px }
  .workspace.wide { grid-template-columns: minmax(340px, 1fr) 310px }
  .workspace.focus { grid-template-columns: 1fr }
  .kpis { grid-template-columns: repeat(3, 1fr) }
  .kpi:nth-child(3n) { border-right: 0 }
  .kpi:nth-child(-n+3) { border-bottom: 1px solid var(--line-2) }
  .rule-leaf { grid-template-columns: minmax(0, 1fr) 54px 22px }
  .two-col { grid-template-columns: 1fr }
}
@media (max-width: 820px) {
  :root { font-size: 14px }
  .topbar .mw-actions { margin-inline-start: 0; width: 100%; gap: 6px }
  .topbar .project-name { width: 100%; order: 10 }
  .topbar .save-state { display: none }
  .setup-flow { padding: 6px 10px; gap: 0; overflow-x: auto; flex-wrap: nowrap }
  .setup-flow button { white-space: nowrap; font-size: 12px; padding: 6px 7px }
  .setup-flow i { width: 10px }
  .setup-flow small { display: none }
  .runbar { position: relative; padding: 10px 12px; gap: 6px }
  .runbar input[type=range] { order: 20; flex-basis: 100%; max-width: none }
  .runbar .clock { min-width: 0 }
  .progress-text { flex-basis: 100%; order: 21 }
  .workspace, .workspace.wide, .workspace.focus { grid-template-columns: 1fr }
  .library { max-height: none; border-right: 0; border-bottom: 1px solid var(--line); padding: 10px 12px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px }
  .library h3 { margin: 4px 0 6px }
  .library > h3:first-child { grid-column: 1 / -1 }
  .add-grid { grid-column: 1 / -1; grid-template-columns: repeat(3, 1fr) }
  .add-grid button { text-align: center; padding: 8px 4px; white-space: normal }
  .node-list, .route-list { max-height: 160px; margin-top: 0 }
  .canvas-viewport { height: 58vh; min-height: 400px }
  .workspace.focus .canvas-viewport { height: 72vh }
  .canvas-toolbar { gap: 4px; padding: 8px }
  .canvas-toolbar button { font-size: 11px; padding: 6px 7px }
  .inspector { border-left: 0; border-top: 1px solid var(--line); max-height: 70vh }
  .form { grid-template-columns: 1fr }
  .two-col, .wizard-grid, .architecture-grid { grid-template-columns: 1fr }
  .kpis { grid-template-columns: repeat(2, 1fr) }
  .kpi { border-right: 1px solid var(--line-2) !important; border-bottom: 1px solid var(--line-2) }
  .kpi:nth-child(2n) { border-right: 0 !important }
  .results { padding: 14px 12px 32px }
  .results-tabs { overflow-x: auto; flex-wrap: nowrap }
  .results-tabs button { white-space: nowrap }
  .gantt-row { grid-template-columns: 84px 1fr }
  .timeline-scale { margin-left: 96px }
  dialog { width: 100vw; max-width: 100vw; max-height: 100dvh; height: 100dvh; border: 0; border-radius: 0 }
  .dialog-body { padding: 16px }
  .quick-grid { grid-template-columns: 1fr }
}
@media (pointer: coarse) {
  button { min-height: 40px }
  input, select { font-size: 16px }
  .mini, .setup-flow button, .canvas-toolbar button, .side-tabs button, .results-tabs button, .detail-switch button { min-height: 40px }
  .topbar button, .topbar details.menu > summary, .topbar .mw-lang, .topbar .project-name { min-height: 40px }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; transition: none !important }
}
@media print {
  .topbar, .setup-flow, .runbar, .library, .inspector, .canvas-toolbar, .status-strip, .toast, dialog { display: none !important }
  .workspace { grid-template-columns: 1fr }
  .results { padding: 0 }
}
/* top-bar menus: the summary looks like .btn.small, the list like a small dialog */
.topbar details.menu { position: relative }
.topbar details.menu > summary { list-style: none; cursor: pointer; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--paper); color: var(--ink); font-weight: 600; user-select: none; display: inline-flex; align-items: center; gap: 7px }
.topbar details.menu > summary::-webkit-details-marker, .topbar details.menu > summary::marker { display: none; content: "" }
.topbar details.menu > summary::before { display: none }
.topbar details.menu > summary::after { content: ""; width: 5px; height: 5px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px) }
.topbar details.menu > summary:hover { background: var(--surface) }
.topbar details.menu[open] > summary { background: var(--ink); color: var(--paper) }
.topbar .menu-list { position: absolute; right: 0; top: calc(100% + 6px); min-width: 190px; background: var(--paper); color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: 0 12px 36px rgb(0 0 0 / .18); padding: 6px; display: grid; gap: 2px; z-index: 50 }
.topbar .menu-list button { background: transparent; border: 0; color: var(--ink); text-align: left; padding: 8px 10px; font-size: 14px; font-weight: 500; border-radius: var(--radius); min-height: 36px }
.topbar .menu-list button:hover:not(:disabled) { background: var(--surface) }
.topbar .menu-list button[hidden] { display: none }
@media (max-width: 820px) { .topbar .menu-list { right: auto; left: 0 } }