/* Werkstatt-Datenblatt: links die Buehne mit Raster, rechts das Blatt mit Teilen, Messungen, Dateien. */
:root {
  --bg: #e6e8e9;
  --panel: #f7f8f8;
  --stage: #d7dbdd;
  --stage-hi: #f2f3f4;
  --fg: #1b1f22;
  --muted: #5a6268;
  --line: #c2c8cc;
  --accent: #a8262b;
  --accent-fg: #ffffff;
  --mess: #0f6e8c;
  --mess-fg: #ffffff;
  --mess-aktiv: #c8571a;
  --grid-major: #a5adb3;
  --grid-minor: #c5cbcf;
  --bett: #3a4045;
  --bett-linie: #555d63;
  --druck: #d4cfc5;
  --ueberhang: #d1453b;
  --font-display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Barlow", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121517; --panel: #1a1e21; --stage: #15181a; --stage-hi: #262b2f;
    --fg: #e5e8ea; --muted: #98a1a8; --line: #2f363b;
    --accent: #e0574f; --accent-fg: #160909;
    --mess: #4cc3e6; --mess-fg: #04151b; --mess-aktiv: #ffa94d;
    --grid-major: #3c444a; --grid-minor: #282e33;
    --bett: #2a2f33; --bett-linie: #434b51; --druck: #cfc9be; --ueberhang: #e0574f;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; margin: 0; }
body { background: var(--bg); color: var(--fg); font: 15px/1.5 var(--font-body); }
button, select, input { font: inherit; color: inherit; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.app {
  height: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas: "top top" "stage sheet";
}

/* Kopfzeile */
.top {
  grid-area: top;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px;
  padding: 10px 16px; padding-top: calc(10px + env(safe-area-inset-top, 0px));
  border-bottom: 1px solid var(--line); background: var(--panel);
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-mark { width: 18px; height: 18px; border: 2px solid var(--accent); position: relative; }
.brand-mark::after { content: ""; position: absolute; inset: 3px; background: var(--accent); }
.brand-name { font: 700 18px/1 var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.picker select {
  border: 1px solid var(--line); background: var(--bg); padding: 6px 8px; font-weight: 500;
}
.titel { min-width: 0; flex: 1 1 260px; }
.titel h1 { margin: 0; font: 700 clamp(22px, 2.6vw, 30px)/1.05 var(--font-display); text-wrap: balance; }
.titel p { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.massstab { font: 500 13px/1 var(--font-mono); border: 1px solid var(--fg); padding: 6px 8px; }

/* Buehne */
.stage {
  grid-area: stage; position: relative; min-width: 0; min-height: 0; overflow: hidden;
  background: radial-gradient(120% 90% at 50% 25%, var(--stage-hi), var(--stage));
}
.stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
.stage.messen canvas { cursor: crosshair; }
.hud-top, .hud-bottom { position: absolute; left: 12px; right: 12px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; pointer-events: none; }
.hud-top { top: 12px; }
.hud-bottom { bottom: calc(12px + env(safe-area-inset-bottom, 0px)); }
.hud-top > *, .hud-bottom > * { pointer-events: auto; }
.tools { display: flex; gap: 6px; }
.tool {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--panel); border: 1px solid var(--line); padding: 8px 12px; cursor: pointer;
  font: 600 14px/1 var(--font-display); letter-spacing: .06em; text-transform: uppercase;
}
.tool svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.tool[aria-pressed="true"] { background: var(--fg); color: var(--panel); border-color: var(--fg); }
#t-messen[aria-pressed="true"] { background: var(--mess); border-color: var(--mess); color: var(--mess-fg); }
.hint { background: var(--mess); color: var(--mess-fg); padding: 7px 10px; font-size: 14px; }
.views { display: flex; flex-wrap: wrap; gap: 4px; }
.views button, .seg button {
  background: var(--panel); border: 1px solid var(--line); padding: 7px 10px; cursor: pointer;
  font: 600 13px/1 var(--font-display); letter-spacing: .06em; text-transform: uppercase;
}
.views button:hover, .seg button:hover, .tool:hover { border-color: var(--fg); }
.explode { display: flex; align-items: center; gap: 8px; background: var(--panel); border: 1px solid var(--line); padding: 4px 10px; }
.explode label { font: 600 13px/1 var(--font-display); letter-spacing: .06em; text-transform: uppercase; }
.explode input { width: 120px; accent-color: var(--accent); }
.raster-note { margin-left: auto; font-size: 12px; color: var(--muted); background: var(--panel); border: 1px solid var(--line); padding: 6px 8px; }

.schnitt {
  position: absolute; top: 62px; left: 12px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line); padding: 8px 10px; max-width: calc(100% - 24px);
}
.schnitt input { width: 180px; accent-color: var(--fg); }
.druckpanel {
  position: absolute; top: 62px; left: 12px; width: min(380px, calc(100% - 24px)); max-height: calc(100% - 130px); overflow-y: auto;
  display: grid; gap: 10px; background: var(--panel); border: 1px solid var(--line); padding: 10px 12px;
}
.druck-wahl { display: grid; gap: 4px; }
.druck-wahl span { font: 600 12px/1 var(--font-display); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.druck-wahl select { border: 1px solid var(--line); background: var(--bg); padding: 6px 8px; font-weight: 500; }
.schalter { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.schalter input { accent-color: var(--ueberhang); width: 16px; height: 16px; margin: 0; }
.druck-info { display: grid; gap: 8px; font-size: 14px; }
.druck-info .status { padding: 6px 8px; border-left: 3px solid var(--mess); background: color-mix(in srgb, var(--mess) 10%, transparent); }
.druck-info .status.warn { border-left-color: var(--ueberhang); background: color-mix(in srgb, var(--ueberhang) 10%, transparent); }
.druck-info dl { margin: 0; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 3px 12px; }
.druck-info dt { color: var(--muted); font-size: 13px; }
.druck-info dd { margin: 0; font: 400 13px/1.4 var(--font-mono); font-variant-numeric: tabular-nums; }
.druck-info ul { margin: 0; padding-left: 18px; display: grid; gap: 3px; font-size: 13px; color: var(--muted); }
.druck-info h4 { margin: 0; font: 600 12px/1 var(--font-display); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.stage.druck .labels { display: none; }
.dateien .ansehen { grid-column: 2; justify-self: end; font-size: 13px; padding: 0; }
.seg { display: flex; flex-wrap: wrap; gap: 4px; }
.seg button[aria-pressed="true"] { border-color: var(--fg); box-shadow: inset 0 -2px 0 var(--accent); }
.seg button i { display: inline-block; width: 11px; height: 11px; margin-right: 6px; vertical-align: -1px; border: 1px solid var(--line); }
.link { background: none; border: 0; padding: 4px 0; color: var(--accent); text-decoration: underline; cursor: pointer; font-size: 14px; }

.labels { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.mlabel {
  position: absolute; transform: translate(-50%, -50%); white-space: nowrap; pointer-events: auto; cursor: grab;
  background: var(--mess); color: var(--mess-fg); padding: 3px 7px; font: 500 12px/1.25 var(--font-mono);
  box-shadow: 0 1px 3px rgb(0 0 0 / .25); touch-action: none; user-select: none;
}
.mlabel small { display: block; opacity: .85; font-size: 11px; }
.mlabel em { display: block; font: 600 11px/1.2 var(--font-body); font-style: normal; opacity: .9; }
.mlabel b { font-weight: 600; opacity: .8; }
.mlabel.aktiv { background: var(--mess-aktiv); color: #fff; z-index: 1; }
.stage.zieht, .stage.zieht .mlabel { cursor: grabbing; }
.stage.griff canvas { cursor: move; }
.mess-typ button[aria-pressed="true"] { background: var(--mess); color: var(--mess-fg); border-color: var(--mess); box-shadow: none; }
.loading {
  position: absolute; inset: 0; display: grid; place-content: center; gap: 8px; justify-items: center;
  font: 500 13px/1 var(--font-mono); color: var(--muted); background: var(--stage);
}
.loading i { display: block; width: 180px; height: 3px; background: linear-gradient(90deg, var(--accent) var(--p, 0%), var(--line) 0); }

/* Datenblatt */
.sheet { grid-area: sheet; min-width: 0; min-height: 0; display: flex; flex-direction: column; background: var(--panel); border-left: 1px solid var(--line); }
.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tabs button {
  flex: 1; background: none; border: 0; border-bottom: 3px solid transparent; padding: 12px 6px 9px; cursor: pointer;
  font: 600 14px/1 var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
}
.tabs button[aria-selected="true"] { color: var(--fg); border-bottom-color: var(--accent); }
.tabs b { font: 500 11px/1 var(--font-mono); background: var(--line); color: var(--fg); padding: 2px 5px; margin-left: 3px; }
.panel { overflow-y: auto; padding: 14px 16px 24px; display: grid; gap: 14px; align-content: start; min-height: 0; flex: 1; }
.panel h2 { margin: 0 0 6px; font: 600 13px/1 var(--font-display); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.lead { margin: 0; }
.note { margin: 0; font-size: 13px; color: var(--muted); }
.leer { margin: 0; color: var(--muted); font-size: 14px; }

.gruppe { display: grid; gap: 2px; }
.gruppe h3 { margin: 6px 0 2px; font: 600 12px/1 var(--font-display); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.teil { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 5px 6px; border: 1px solid transparent; }
.teil:hover { border-color: var(--line); }
.teil.aktiv { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.teil input { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; }
.teil button { background: none; border: 0; padding: 0; text-align: left; cursor: pointer; font-weight: 500; min-width: 0; overflow-wrap: anywhere; }
.teil .farbpunkt { width: 10px; height: 10px; border: 1px solid var(--line); }

.auswahl { border: 1px solid var(--fg); padding: 12px; display: grid; gap: 8px; }
.auswahl h3 { margin: 0; font: 700 20px/1.1 var(--font-display); }
.auswahl p { margin: 0; font-size: 14px; color: var(--muted); }
.masstab { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.masstab th, .masstab td { padding: 4px 0; border-bottom: 1px solid var(--line); text-align: left; }
.masstab th { font: 600 12px/1.2 var(--font-display); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.masstab td.n, .masstab th.n { text-align: right; font-family: var(--font-mono); font-size: 13px; padding-left: 8px; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-self: start;
  background: var(--fg); color: var(--panel); border: 0; padding: 8px 12px; text-decoration: none; cursor: pointer;
  font: 600 14px/1 var(--font-display); letter-spacing: .06em; text-transform: uppercase;
}
.btn.leise { background: none; color: var(--fg); border: 1px solid var(--line); }

.messungen { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.messungen li { border: 1px solid var(--line); padding: 8px 10px; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 10px; cursor: pointer; }
.messungen li.aktiv { border-color: var(--mess-aktiv); box-shadow: inset 3px 0 0 var(--mess-aktiv); }
.messungen li > :not(.kopf):not(.weg) { grid-column: 1 / -1; }
.messungen .kopf { display: flex; align-items: center; gap: 8px; min-width: 0; }
.messungen .nr { font: 500 12px/1 var(--font-mono); color: var(--mess); flex: none; }
.messungen .name { flex: 1; min-width: 0; background: transparent; border: 1px solid transparent; padding: 3px 5px; font-weight: 600; }
.messungen .name:hover, .messungen .name:focus { border-color: var(--line); background: var(--bg); }
.messungen .typ button { padding: 5px 7px; font-size: 12px; }
.messungen .typ button[aria-pressed="true"] { background: var(--mess); color: var(--mess-fg); border-color: var(--mess); box-shadow: none; }
.messungen .aktionen { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.messungen .aktionen .link { font-size: 13px; }
.messungen .wert { font: 600 20px/1.1 var(--font-mono); }
.messungen .orig { font: 400 13px/1.2 var(--font-mono); color: var(--muted); }
.messungen .achsen { grid-column: 1 / -1; font: 400 12px/1.4 var(--font-mono); color: var(--muted); }
.messungen .weg { background: none; border: 1px solid var(--line); cursor: pointer; padding: 4px 8px; align-self: start; font-size: 13px; }

.dateien { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.dateien li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--line); }
.dateien a { color: var(--fg); font-weight: 500; overflow-wrap: anywhere; }
.dateien span { font: 400 12px/1 var(--font-mono); color: var(--muted); }
.dateien small { grid-column: 1; font: 400 12px/1.3 var(--font-mono); color: var(--muted); }

.quellen { list-style: none; margin: 0 0 6px; padding: 0; display: grid; gap: 10px; }
.quellen li { display: grid; gap: 2px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.quellen li:last-child { border-bottom: 0; }
.quellen a { color: var(--accent); font-weight: 600; font-size: 14px; overflow-wrap: anywhere; }
.quellen b { font-weight: 600; font-size: 14px; }
.quellen .zeigt { font-size: 13px; }
.quellen .benutzt { font-size: 12px; color: var(--muted); }
.daten { margin: 0; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 14px; }
.daten dt { color: var(--muted); font-size: 14px; }
.daten dd { margin: 0; font-family: var(--font-mono); font-size: 13px; font-variant-numeric: tabular-nums; }
.bedienung { margin: 0; padding-left: 18px; display: grid; gap: 4px; font-size: 14px; }
.farbe { border-top: 1px solid var(--line); padding-top: 12px; }
.farbe h2.abstand { margin-top: 12px; }
.legende { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px 12px; font-size: 14px; }
.legende li { display: flex; align-items: center; gap: 8px; }
.legende i { width: 14px; height: 14px; border: 1px solid var(--line); flex: none; }

@media (max-width: 900px) {
  .app { height: auto; min-height: 100%; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 64vh auto; grid-template-areas: "top" "stage" "sheet"; }
  .sheet { border-left: 0; border-top: 1px solid var(--line); }
  .panel { overflow: visible; }
  .raster-note { display: none; }
  .explode input { width: 90px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }