/* MZP-53 / Kartentisch-Spec 2026-09-26: interaktiver Diagramm-Viewer.
 * Statische Datei, identisch fuer jedes interaktive Diagramm; nur interaktive Seiten laden sie.
 * Alle Farben kommen ueber --dv-*-Variablen aus dem <style>-Block der Seite
 * (DiagramPageRenderer), je nach html[data-dv-theme] hell oder dunkel -- jeder Skin traegt mit.
 * Der <style>-Block steht NACH diesem Blatt; wo er dieselben Klassen stylt (body, .dd-title,
 * .dd-export...), gewinnt hier die hoehere Spezifitaet, nicht die Reihenfolge.
 */

:root {
  --kt-ink-12: color-mix(in srgb, var(--dv-ink) 12%, transparent);
  --kt-ink-06: color-mix(in srgb, var(--dv-ink) 6%, transparent);
  --kt-glas: color-mix(in srgb, var(--dv-paper2) 90%, transparent);
  --kt-schatten: 0 1px 2px color-mix(in srgb, var(--dv-ink) 8%, transparent),
                 0 12px 32px -16px color-mix(in srgb, var(--dv-ink) 35%, transparent);
  --kt-gasse: 20px;
  --kt-radius: 12px;
  --kt-radius-klein: 7px;
  --kt-text: 'Inter', system-ui, -apple-system, sans-serif;
  --kt-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --kt-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

html, body.kt { height: 100%; }
body.kt {
  margin: 0; padding: 0; overflow: hidden;
  background: var(--dv-paper); color: var(--dv-ink);
  font-family: var(--kt-text); font-size: 14px; line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
body.kt *, body.kt *::before, body.kt *::after { box-sizing: border-box; }

/* --- Der Tisch: randlose Flaeche, das Punktraster wandert mit der Kamera (kamera.js) --- */

.kt-tisch {
  position: fixed; inset: 0;
  background-color: var(--dv-paper);
  background-image: radial-gradient(circle, color-mix(in srgb, var(--dv-ink) 16%, transparent) 1px, transparent 1.3px);
  background-size: var(--kt-raster, 24px) var(--kt-raster, 24px);
  background-position: var(--kt-raster-x, 0) var(--kt-raster-y, 0);
  cursor: grab; touch-action: none; user-select: none; -webkit-user-select: none;
}
.kt-tisch[data-kt-zieht] { cursor: grabbing; }
.kt-tisch .dv-stage { position: absolute; inset: 0; }
.kt-tisch .dv-svg-slot { position: absolute; inset: 0; }
.kt-tisch .dv-svg-slot svg { display: block; width: 100%; height: 100%; overflow: visible; }
/* Das SVG malt sein eigenes Papier (erstes rect); auf dem Tisch liegt es ohne Blatt, sonst
   endet das Raster an einer unsichtbaren Kante. diagram.svg und PNG bleiben unberuehrt. */
.kt-tisch .dv-svg-slot svg > rect:first-of-type { fill: none; }

.dv-svg-slot[hidden] { display: none; }
/* Welche Theme-Kopie sichtbar ist, entscheidet allein data-dv-theme auf <html> (Kopf-Bootstrap
   vor dem ersten Frame), nicht viewer.js. */
html[data-dv-theme="light"] .dv-svg-slot[data-dv-variant="dark"],
html[data-dv-theme="dark"] .dv-svg-slot[data-dv-variant="light"] { display: none; }

/* --- Hervorhebung (MZP-53/92): gilt fuer beide SVG-Kopien --- */

.dv-stage[data-dv-dim] .dd-node,
.dv-stage[data-dv-dim] .dd-edge,
.dv-stage[data-dv-dim] .dd-edge-label { opacity: 0.28; transition: opacity 120ms ease; }
.dv-stage[data-dv-dim] .dd-node[data-dv-active],
.dv-stage[data-dv-dim] .dd-edge[data-dv-active],
.dv-stage[data-dv-dim] .dd-edge-label[data-dv-active] { opacity: 1; }
/* MZP-92: ein per Fokus/Route aktiver Knoten bleibt sichtbar, auch wenn die Linse seine Rolle
   ausblendet -- der Fokus gewinnt. */
.dv-stage[data-dv-lens] .dd-node[data-dv-lens-off]:not([data-dv-active]),
.dv-stage[data-dv-lens] .dd-edge[data-dv-lens-off]:not([data-dv-active]),
.dv-stage[data-dv-lens] .dd-edge-label[data-dv-lens-off]:not([data-dv-active]) { opacity: 0.1; transition: opacity 120ms ease; }
.dd-node[data-dv-role="selected"] > rect,
.dd-node[data-dv-role="selected"] > circle,
.dd-node[data-dv-role="selected"] > polygon { stroke: var(--dv-accent); stroke-width: 2px; }
.dd-node[data-dv-role="start"] > rect,
.dd-node[data-dv-role="end"] > rect { stroke: var(--dv-accent); stroke-width: 2px; stroke-dasharray: none; }
.dd-node { cursor: pointer; }
.kt-tisch[data-kt-zieht] .dd-node { cursor: grabbing; }

/* MZP-101: Pfeilspitzen erst nach dem Durchlauf. */
.dv-stage[data-dv-flow] .dd-edge path { marker-end: none; }

/* --- MZP-91: Radar ueber der Leiste --- */

.dv-radar {
  position: absolute; right: var(--kt-gasse); bottom: calc(var(--kt-gasse) + 64px); z-index: 5;
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius-klein);
  background: var(--dv-paper); box-shadow: var(--kt-schatten);
  cursor: crosshair; touch-action: none; overflow: hidden;
}
.dv-radar[hidden] { display: none; }
.dv-radar-map { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.dv-radar-view {
  position: absolute; pointer-events: none;
  border: 1.5px solid var(--dv-accent);
  background: color-mix(in srgb, var(--dv-accent) 12%, transparent);
}
.dv-radar-view[hidden] { display: none; }

/* --- Kopf: Kartusche und Suche --- */

.kt-kopf {
  position: fixed; top: var(--kt-gasse); left: var(--kt-gasse); right: var(--kt-gasse); z-index: 12;
  display: flex; justify-content: space-between; align-items: flex-start; gap: 16px;
  pointer-events: none;
}
.kt-kopf > * { pointer-events: auto; }
.kt-kartusche {
  max-width: 30rem; padding: 14px 18px 15px;
  background: var(--kt-glas); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.kt-heim { display: inline-flex; align-items: center; gap: 7px; color: var(--dv-muted); text-decoration: none; font-size: 12.5px; }
.kt-heim::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--dv-accent); }
.kt-heim:hover { color: var(--dv-ink); }
.kt-kartusche .dd-eyebrow {
  font-family: var(--kt-text); font-size: 12.5px; letter-spacing: 0; text-transform: none;
  color: var(--dv-muted); margin: 8px 0 0;
}
.kt-kartusche .dd-title {
  font-family: var(--kt-display); font-weight: 600; font-size: 22px; line-height: 1.15;
  letter-spacing: -0.015em; margin: 6px 0 0; text-wrap: balance;
}
.kt-kartusche .dd-subtitle { font-size: 13.5px; line-height: 1.45; color: var(--dv-muted); margin: 6px 0 0; max-width: 44ch; }

/* MZP-111: viewer.js setzt den Ruecklink vorn an .dv-app; er sitzt ueber der Kartusche. */
.dv-app > .dv-crumb {
  position: fixed; top: var(--kt-gasse); left: var(--kt-gasse); z-index: 13;
  font: 500 12.5px/1 var(--kt-text); padding: 7px 11px; border-radius: 999px;
  background: var(--kt-glas); border: 1px solid var(--kt-ink-12); color: var(--dv-muted); text-decoration: none;
}
.dv-app > .dv-crumb:hover { color: var(--dv-ink); }
.dv-app:has(> .dv-crumb) .kt-kopf { top: calc(var(--kt-gasse) + 38px); }

.kt-suche.dv-field { position: relative; width: 17rem; min-width: 0; flex: none; }
.kt-suche .kt-lupe { position: absolute; left: 13px; top: 13px; width: 16px; height: 16px; color: var(--dv-muted); pointer-events: none; z-index: 1; }
.kt-suche .dv-input {
  width: 100%; height: 42px; padding: 0 14px 0 38px;
  font-family: var(--kt-text); font-size: 14px; color: var(--dv-ink);
  background: var(--kt-glas); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.kt-suche .dv-input::placeholder { color: var(--dv-muted); }
.kt-suche .dv-input:focus {
  outline: none; border-color: var(--dv-accent);
  box-shadow: var(--kt-schatten), 0 0 0 3px color-mix(in srgb, var(--dv-accent) 22%, transparent);
}
.dv-results {
  position: absolute; z-index: 20; top: calc(100% + 6px); left: 0; right: 0;
  margin: 0; padding: 6px; list-style: none; max-height: 50vh; overflow-y: auto;
  background: var(--dv-paper2); border: 1px solid var(--kt-ink-12);
  border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.dv-results[hidden] { display: none; }
.dv-result, .dv-result-empty { font-size: 13.5px; padding: 8px 10px; border-radius: var(--kt-radius-klein); }
.dv-result { color: var(--dv-ink); cursor: pointer; }
.dv-result:hover, .dv-result:focus-visible, .dv-result[data-dv-current] { background: var(--kt-ink-06); outline: none; }
.dv-result-empty { color: var(--dv-muted); }

/* --- Knoepfe --- */

.dv-btn, .kt-knopf, .kt-menue-link {
  font-family: var(--kt-text); font-size: 13.5px; font-weight: 500; letter-spacing: 0;
  color: var(--dv-ink); background: transparent;
  border: 1px solid transparent; border-radius: var(--kt-radius-klein);
  height: 34px; padding: 0 11px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; white-space: nowrap;
}
.dv-btn:hover, .kt-knopf:hover { background: var(--kt-ink-06); }
.dv-btn[aria-expanded="true"], .dv-btn[aria-pressed="true"], .kt-knopf[aria-expanded="true"] {
  background: color-mix(in srgb, var(--dv-accent) 14%, transparent);
  border-color: color-mix(in srgb, var(--dv-accent) 45%, transparent);
}
.dv-btn:disabled { opacity: .35; cursor: default; background: transparent; }
.dv-btn[hidden] { display: none; }
.dv-btn-small { height: 30px; font-size: 13px; padding: 0 9px; }
.kt-quadrat { width: 34px; padding: 0; }
.dv-btn svg, .kt-knopf svg { width: 16px; height: 16px; flex: none; }
:is(.dv-btn, .kt-knopf, .kt-menue-link, .dv-chapter, .kt-heim, .dv-panel-close, .kt-zoomwert, .kt-menue .dd-export-btn):focus-visible {
  outline: 2px solid var(--dv-accent); outline-offset: 2px;
}

/* --- Leiste unten: Kapitel | Werkzeuge | Ansicht | Zoom --- */

.kt-leiste {
  position: fixed; left: 50%; bottom: var(--kt-gasse); z-index: 11; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  max-width: calc(100vw - 2 * var(--kt-gasse));
}
.kt-dock {
  display: flex; align-items: center; gap: 4px; padding: 5px; max-width: 100%;
  background: var(--kt-glas); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.kt-gruppe { display: flex; flex: none; align-items: center; gap: 2px; position: relative; }
.kt-gruppe + .kt-gruppe { padding-left: 5px; margin-left: 3px; border-left: 1px solid var(--kt-ink-12); }

/* Kapitel: eine echte Folge (MZP-54), deshalb nummeriert. */
.dv-chapter-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.dv-chapter-dots { display: flex; flex-wrap: nowrap; gap: 2px; margin: 0; padding: 0; list-style: none; counter-reset: kapitel; }
.dv-chapter {
  counter-increment: kapitel;
  font-family: var(--kt-text); font-size: 13.5px; font-weight: 500;
  height: 34px; padding: 0 11px 0 7px; border-radius: var(--kt-radius-klein);
  border: 1px solid transparent; background: transparent; color: var(--dv-muted);
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer; white-space: nowrap;
}
.dv-chapter::before {
  content: counter(kapitel); display: inline-grid; place-items: center;
  width: 20px; height: 20px; border-radius: 50%;
  font-size: 11.5px; font-weight: 600; font-variant-numeric: tabular-nums;
  border: 1px solid var(--kt-ink-12); color: var(--dv-muted);
}
.dv-chapter:hover, .dv-chapter[aria-current="true"] { background: var(--kt-ink-06); color: var(--dv-ink); }
.dv-chapter[aria-current="true"]::before { background: var(--dv-accent); border-color: var(--dv-accent); color: var(--dv-paper); }
.dv-step-label { font-size: 13px; color: var(--dv-muted); font-variant-numeric: tabular-nums; padding: 0 4px; }
.dv-step-label[hidden] { display: none; }

/* Die Kapitelnotiz als Bildunterschrift ueber der Leiste. */
.dv-chapter-note {
  margin: 0; max-width: 46ch; padding: 9px 14px; text-align: center;
  font-family: 'Instrument Serif', Georgia, serif; font-style: italic; font-size: 17px; line-height: 1.35;
  color: var(--dv-ink);
  background: var(--kt-glas); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.dv-chapter-note:empty { display: none; }

.kt-zoomwert {
  min-width: 52px; height: 34px; padding: 0 6px; cursor: pointer; text-align: center;
  font: 500 13px/34px var(--kt-text); font-variant-numeric: tabular-nums;
  color: var(--dv-muted); background: none; border: 0; border-radius: var(--kt-radius-klein);
}
.kt-zoomwert:hover { background: var(--kt-ink-06); color: var(--dv-ink); }

/* --- Teilen-Menue: Link plus die unveraenderte Exportzeile (FR-001, MZP-93) --- */

.kt-menue {
  position: absolute; bottom: calc(100% + 12px); right: 0; min-width: 14rem; padding: 6px; z-index: 14;
  background: var(--dv-paper2); border: 1px solid var(--kt-ink-12);
  border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
}
.kt-menue[hidden] { display: none; }
.kt-menue .kt-menue-link { width: 100%; justify-content: flex-start; }
.kt-menue .kt-menue-link:hover { background: var(--kt-ink-06); }
.kt-menue .dd-export { display: flex; flex-direction: column; align-items: stretch; gap: 0; margin: 0; }
.kt-menue .dd-export-btn, .kt-menue .dd-export-link {
  display: flex; align-items: center; width: 100%;
  font: 500 13.5px/1.3 var(--kt-text); letter-spacing: 0; text-align: left; text-decoration: none;
  color: var(--dv-ink); background: none; border: 0; border-radius: var(--kt-radius-klein);
  padding: 9px 11px; cursor: pointer;
}
.kt-menue .dd-export-btn:hover { background: var(--kt-ink-06); color: var(--dv-ink); }
.kt-menue .dd-export-status { font: 12px/1.4 var(--kt-text); color: var(--dv-muted); padding: 4px 11px 2px; }
.kt-menue .dd-export-status:empty { display: none; }

.kt-meldung {
  position: fixed; left: 50%; top: var(--kt-gasse); transform: translateX(-50%); z-index: 20; margin: 0;
  padding: 9px 14px; border-radius: var(--kt-radius);
  background: var(--dv-ink); color: var(--dv-paper); font-size: 13.5px; font-weight: 500; box-shadow: var(--kt-schatten);
}
.kt-meldung:empty { display: none; }

/* --- Schublade: EIN Ort fuer alle Panels --- */

.kt-schublade {
  position: fixed; z-index: 9; top: calc(var(--kt-gasse) + 54px); right: var(--kt-gasse);
  width: 21rem; max-height: calc(100dvh - var(--kt-gasse) * 2 - 54px - 76px);
  display: flex; flex-direction: column; pointer-events: none;
}
.dv-panel {
  pointer-events: auto; margin: 0; padding: 16px 16px 18px; overflow: auto;
  font-size: 13.5px; color: var(--dv-ink);
  background: var(--kt-glas); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--kt-ink-12); border-radius: var(--kt-radius); box-shadow: var(--kt-schatten);
  animation: kt-auszug 180ms cubic-bezier(.2, .8, .2, 1);
}
.dv-panel[hidden] { display: none; }
@keyframes kt-auszug { from { opacity: 0; transform: translateX(14px); } }
.dv-panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 0 0 12px;
  font-family: var(--kt-display); font-weight: 600; font-size: 17px; letter-spacing: -0.01em; color: var(--dv-ink);
}
.dv-panel-close {
  width: 30px; height: 30px; border-radius: var(--kt-radius-klein); border: 0; background: none;
  color: var(--dv-muted); font-size: 20px; line-height: 1; cursor: pointer;
}
.dv-panel-close:hover { background: var(--kt-ink-06); color: var(--dv-ink); }
.dv-status { font-size: 13.5px; line-height: 1.5; color: var(--dv-muted); margin: 10px 0 0; }

.dv-focus-actions, .dv-route-picks, .dv-lens-actions {
  display: flex; flex-wrap: wrap; gap: 4px; margin: 0 0 4px; padding: 3px;
  border-radius: 9px; background: var(--kt-ink-06); width: fit-content;
}
.dv-focus-actions .dv-btn, .dv-route-picks .dv-btn, .dv-lens-actions .dv-btn { height: 28px; font-size: 13px; }
.dv-focus-actions .dv-btn[aria-pressed="true"], .dv-route-picks .dv-btn[aria-pressed="true"] {
  background: var(--dv-paper2); border-color: var(--kt-ink-12); box-shadow: 0 1px 2px var(--kt-ink-12);
}

.dv-focus-meta { margin: 12px 0 0; display: grid; grid-template-columns: auto 1fr; gap: 3px 10px; font-size: 13px; line-height: 1.4; }
.dv-focus-meta dt { color: var(--dv-muted); }
.dv-focus-meta dd { margin: 0; word-break: break-word; }
.dv-focus-meta a { color: var(--dv-accent); }
.dv-focus-meta .dv-focus-evidence { list-style: none; margin: 0; padding: 0; }
.dv-focus-meta .dv-focus-evidence li { font-family: var(--kt-mono); font-size: 11.5px; word-break: break-word; }

.dv-legend-list, .dv-focus-list { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
/* MZP-90: Richtungs-Ueberschrift; flex-basis 100% erzwingt den Umbruch vor der naechsten Gruppe. */
.dv-focus-group { flex-basis: 100%; margin-top: 6px; font-size: 12.5px; color: var(--dv-muted); }
.dv-focus-group:first-child { margin-top: 0; }
.dv-legend-item, .dv-focus-item {
  font-size: 13px; color: var(--dv-ink); background: var(--dv-paper);
  border: 1px solid var(--kt-ink-12); border-radius: 999px; padding: 3px 10px; cursor: pointer;
}
.dv-legend-item[data-dv-selected] { border-color: var(--dv-accent); color: var(--dv-accent); }

.dv-lens-list { list-style: none; margin: 12px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.dv-lens-item { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 13px; }
.dv-lens-item label { display: flex; align-items: center; gap: 6px; cursor: pointer; }
.dv-lens-solo { flex: 0 0 auto; }

.dv-help-list { list-style: none; margin: 12px 0 0; padding: 0; line-height: 1.45; }
.dv-help-list li { margin: 4px 0; }
.dv-help-list strong { font-weight: 600; }

/* Notizen (full-editorial): Callouts und Fusszeile aus dem Report-Rahmen. */
.dv-panel .dd-callout { margin: 0 0 12px; font-size: 16px; }
.dv-panel .dd-footer { margin-top: 14px; }

/* --- ?present=1 und ?embed=1 (MZP-54): viewer.js setzt die Body-Klasse --- */

.dv-present-body .kt-kopf,
.dv-present-body .kt-schublade,
.dv-present-body .kt-werkzeuge,
.dv-present-body .kt-ansicht { display: none; }
.dv-embed-body .kt-kopf,
.dv-embed-body .kt-schublade,
.dv-embed-body .dv-crumb,
.dv-embed-body .dv-chapter-note,
.dv-embed-body .kt-dock > .kt-gruppe:not(.kt-zoom) { display: none; }
.dv-embed-body .kt-gruppe.kt-zoom { border-left: 0; padding-left: 0; margin-left: 0; }

/* --- Schmal: Suche unter die Kartusche, Leiste zweizeilig, Schublade als Blatt --- */

@media (max-width: 760px) {
  :root { --kt-gasse: 12px; }
  .kt-kopf { flex-direction: column; align-items: stretch; gap: 8px; }
  .kt-kartusche { padding: 11px 14px 12px; max-width: none; }
  .kt-kartusche .dd-title { font-size: 19px; }
  .kt-kartusche .dd-subtitle, .kt-kartusche .dd-eyebrow { display: none; }
  .kt-suche.dv-field { width: auto; }
  .kt-leiste { left: var(--kt-gasse); right: var(--kt-gasse); transform: none; max-width: none; align-items: stretch; }
  .kt-dock { flex-wrap: wrap; justify-content: center; gap: 2px 4px; }
  .kt-gruppe + .kt-gruppe { border-left: 0; padding-left: 0; margin-left: 0; }
  .kt-dock .dv-btn, .kt-dock .kt-knopf { padding: 0 9px; }
  .kt-dock .kt-quadrat { padding: 0; }
  .kt-kapitel { order: 0; }
  .kt-zoom { order: 1; }
  .kt-werkzeuge { order: 2; }
  .kt-ansicht { order: 3; }
  /* Auf dem Telefon traegt die Leiste nur die Kapitelnummern; den Namen nennt die Notiz. */
  .dv-chapter { font-size: 0; gap: 0; padding: 0 6px; }
  .dv-chapter::before { font-size: 11.5px; }
  #kt-zoom-aus, #kt-zoom-ein { display: none; }
  .dv-chapter-note { max-width: none; font-size: 16px; }
  .kt-menue { position: fixed; bottom: var(--kt-gasse); left: var(--kt-gasse); right: var(--kt-gasse); padding: 8px; }
  .kt-schublade {
    top: auto; bottom: var(--kt-gasse); left: var(--kt-gasse); right: var(--kt-gasse);
    width: auto; max-height: 62vh; z-index: 13;
  }
  .dv-radar { display: none; }
  @keyframes kt-auszug { from { opacity: 0; transform: translateY(14px); } }
}

@media (prefers-reduced-motion: reduce) {
  .dv-panel { animation: none; }
  .dv-stage[data-dv-flow] .dd-edge path { transition: none !important; }
}

@media print {
  .kt-kopf, .kt-leiste, .kt-schublade, .kt-meldung, .dv-radar { display: none; }
  .kt-tisch { position: static; background-image: none; }
  body.kt { overflow: visible; }
}