/* print.css – Unterseite „Ausdruck / PDF“ (Optionen + verkleinerte Vorschau der ersten Seite) und der
   Ausdruck selbst in #print-root (wie PDFReport.swift: Kopf, Graph, Abschnitte in pt, schwarz auf weiß).
   Hoch/Quer setzt js/ui/print-ui.js über <style id="print-page"> (@page { size: A4 … }). */

/* ---------- Seite ---------- */
@page {
  margin: 14mm 15mm 16mm;
  /* Fußzeile wie PDFReport (nur Browser mit Seitenrand-Feldern, sonst ohne) */
  @bottom-left { content: "Erstellt mit RPN42"; font: 7.5pt -apple-system, "Helvetica Neue", Arial, sans-serif; color: #999999; }
  @bottom-right { content: "Seite " counter(page) " von " counter(pages); font: 7.5pt -apple-system, "Helvetica Neue", Arial, sans-serif; color: #737373; }
}

@media screen {
  #print-root { display: none !important; }
}

@media print {
  :root { color-scheme: light !important; }
  html, body {
    position: static !important; inset: auto !important; height: auto !important; min-height: 0 !important;
    overflow: visible !important; background: #FFFFFF !important; color: #000000 !important;
  }
  #app, #toast, #mathbar, .sheet-backdrop, .haptic-helper { display: none !important; }
  #print-root { display: block !important; margin: 0; padding: 0; }
  /* Inhalt genau so breit wie die druckbare Fläche (A4 minus Ränder aus @page): Safari/WebKit legt die
     Druckseite sonst 1,25-mal so breit an wie die Seite in pt (1 CSS-mm ≈ 1,07 mm) – mit 180 mm (quer
     267 mm) breitem Inhalt verkleinert es auf 96 px je Zoll wie Chrome, der Maßstab 1 LE = x cm stimmt */
  #print-root .rpt-portrait { width: 180mm; }
  #print-root .rpt-landscape { width: 267mm; }
}

/* ---------- Ausdruck (gilt für #print-root und die Vorschau) ---------- */
.rpt {
  position: relative; width: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Helvetica Neue", Arial, sans-serif;
  font-size: 10pt; line-height: 1.25; color: #000000; background: #FFFFFF; text-align: left;
  -webkit-print-color-adjust: exact; print-color-adjust: exact;
  -webkit-text-size-adjust: 100%; text-size-adjust: 100%;
  -webkit-user-select: text; user-select: text;
}
.rpt * { box-sizing: border-box; }

/* Kopf: Titel links, Datum und Name rechts, schwarze Linie darunter */
.rpt-head {
  display: flex; align-items: flex-start; gap: 12pt;
  padding-bottom: 7pt; border-bottom: 1pt solid #000000;
  break-inside: avoid; page-break-inside: avoid;
}
.rpt-titles { flex: 1; min-width: 0; }
.rpt .rpt-title { margin: 0; padding: 0; color: #000000; letter-spacing: 0; text-transform: none; font-size: 19pt; font-weight: 700; line-height: 1.15; overflow-wrap: anywhere; }
.rpt-sub { margin: 2pt 0 0; font-size: 10.5pt; color: #4D4D4D; overflow-wrap: anywhere; }
.rpt-meta { flex: none; width: 140pt; margin-top: 4pt; text-align: right; font-size: 9pt; line-height: 1.3; color: #595959; }

/* Überschrift eines Abschnitts mit feiner Linie */
/* „.rpt .rpt-h“: schlägt „.card h2“ aus app.css (die Vorschau steht in einer Karte) */
.rpt .rpt-h {
  margin: 16pt 0 0; padding: 0 0 2pt; border-bottom: 0.6pt solid #BFBFBF;
  font-size: 12.5pt; font-weight: 600; line-height: 1.25; color: #000000;
  text-transform: none; letter-spacing: 0;
  break-after: avoid; page-break-after: avoid;
}
.rpt-t { margin: 3pt 0 0; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.3; }

/* Zweispaltige Zeile: Bezeichnung | Wert */
.rpt-row {
  display: grid; grid-template-columns: 132pt minmax(0, 1fr); margin-top: 2.5pt;
  font-size: 9.5pt; line-height: 1.3; break-inside: avoid; page-break-inside: avoid;
}
.rpt-l { padding-right: 6pt; font-weight: 500; color: #404040; overflow-wrap: anywhere; }
.rpt-v { font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }
.rpt-row.plain .rpt-v { font-family: inherit; }

/* Zusammenhalten (Überschrift + erste Zeile, Graph + Ausschnitt) */
.rpt-keep, .rpt-step, .rpt-fn, .rpt-tape, .rpt-graph, .rpt-t { break-inside: avoid; page-break-inside: avoid; }

/* Graph */
.rpt-graph { margin: 12pt 0 0; padding: 0; text-align: center; line-height: 0; }
.rpt-graph img, .rpt-graph canvas { display: inline-block; max-width: 100%; height: auto; vertical-align: top; }

/* Legende */
.rpt-fn { display: grid; grid-template-columns: 40pt minmax(0, 1fr); align-items: start; margin-top: 3pt; font-size: 10pt; line-height: 1.2; }
.rpt-swatch { display: block; width: 28pt; height: 12pt; overflow: visible; }
.rpt-fn-t { overflow-wrap: anywhere; }

/* Lösungsweg des LGS: Matrix in eckigen Klammern + Umformungen */
.rpt-step { display: flex; align-items: flex-start; gap: 16pt; margin-top: 7pt; }
.rpt-mx {
  position: relative; flex: none; margin-left: 3pt; padding: 0 5pt;
  border-left: 0.7pt solid #000000; border-right: 0.7pt solid #000000;
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace; font-size: 9pt; line-height: 1.3;
  white-space: pre;
}
.rpt-mx::before, .rpt-mx::after, .rpt-mx-in::before, .rpt-mx-in::after {
  content: ""; position: absolute; width: 3pt; height: 0; border-top: 0.7pt solid #000000;
}
.rpt-mx::before { left: 0; top: 0; }
.rpt-mx::after { left: 0; bottom: 0; }
.rpt-mx-in::before { right: 0; top: 0; }
.rpt-mx-in::after { right: 0; bottom: 0; }
.rpt-ops {
  flex: 1; min-width: 0; color: #333333; white-space: pre-wrap; overflow-wrap: anywhere;
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace; font-size: 9pt; line-height: 1.3;
}

/* Rechenprotokoll: Spalten erst nach unten, dann nach rechts */
.rpt-tape {
  display: grid; grid-auto-flow: column; margin-top: 6pt;
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace; font-size: 7.8pt;
}
.rpt-tape .c { line-height: 10.5pt; white-space: pre; overflow: hidden; text-overflow: ellipsis; padding-right: 6pt; }
.rpt-tape .cr { border-left: 0.5pt solid #D9D9D9; padding-left: 6pt; }

/* ---------- Unterseite „Ausdruck / PDF“ ---------- */
#pane-print .pane-head .print-back {
  min-height: 44px; padding: 0 8px 0 2px; gap: 0; color: var(--accent);
  font-weight: 500; font-size: 17px;
}
#pane-print .pane-head .print-back .ico { width: 24px; height: 24px; }
#pane-print .pane-body { container-type: inline-size; }

.print-layout { display: flex; flex-direction: column; }
.print-col { min-width: 0; }

.print-preview-card { padding-bottom: 12px; }
.print-preview {
  display: flex; justify-content: center; align-items: flex-start;
  margin: 0 -14px; padding: 14px; background: var(--panel-2);
  border-top: 0.5px solid var(--line); border-bottom: 0.5px solid var(--line);
}
.pp-frame {
  position: relative; flex: none; overflow: hidden; background: #FFFFFF; border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .22), 0 6px 22px rgba(0, 0, 0, .12);
  -webkit-user-select: none; user-select: none; pointer-events: none;
}
.pp-sheet { position: absolute; left: 0; top: 0; transform-origin: 0 0; background: #FFFFFF; color: #000000; overflow: hidden; }
.pp-content { position: absolute; overflow: hidden; }
.pp-foot {
  position: absolute; bottom: 8mm; display: flex; justify-content: space-between;
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif; font-size: 7.5pt; color: #8C8C8C;
}

.print-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.print-actions .btn { flex: 1 1 220px; min-height: 48px; font-size: 16px; }
.print-hint { margin: 10px 2px 0; font-size: 13px; line-height: 1.4; color: var(--muted); }

.print-opts .switch + .switch, .print-opts .print-field + .switch, .print-opts .switch + .print-field {
  border-top: 0.5px solid var(--line);
}
.print-opts .switch small { margin-top: 1px; }
.print-field { padding: 2px 0 10px; }
.print-field .lbl { margin-top: 8px; }
.print-seg button { min-height: 44px; }
.print-opts .field { font-size: 17px; }
.print-opts .is-disabled { opacity: 0.42; pointer-events: none; }

/* Breit (iPad, Querformat, Desktop): Optionen links, Vorschau rechts (wie ExportView) */
@container (min-width: 720px) {
  .print-layout {
    display: grid; grid-template-columns: minmax(300px, 380px) minmax(0, 1fr); gap: 16px; align-items: start;
  }
  .print-col-options { order: 1; }
  .print-col-preview { order: 2; position: sticky; top: 0; }
}