/* ===========================================================================
   Kanban-Ansicht
   Nutzt durchgaengig die Design-Tokens aus app.css (Hell-/Dunkelmodus).
   Daten-Farben (Label-Farbe, Nutzerfarbe) werden per Inline-Style gesetzt.
   =========================================================================== */

.kb-root {
  display: flex;
  flex-direction: column;
  /* Füllt die vom App-Layout vorgegebene Höhe (#view-kanban ist flex:1). */
  height: 100%;
  min-height: 360px;
}

.kb-loading,
.kb-empty {
  padding: 32px 4px;
}
.kb-empty p { margin: 0; }

/* ---- Toolbar ------------------------------------------------------------- */
.kb-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.kb-toolbar__left,
.kb-toolbar__right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.kb-toolbar__spacer { flex: 1; }

/* ---- Board-Tabs (Boards nebeneinander statt Dropdown) ------------------- */
.kb-tabs {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}
.kb-tab {
  appearance: none;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-soft);
  padding: 7px 15px;
  border-radius: var(--radius-pill);
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .15s, background .15s, border-color .15s, box-shadow .15s;
}
.kb-tab:hover { color: var(--text); border-color: var(--border-strong); }
.kb-tab.is-active {
  background: var(--accent-soft);
  color: var(--accent-text);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.kb-tab--add {
  color: var(--text-faint);
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  padding: 5px 13px;
}
.kb-tab--add:hover {
  color: var(--accent-text);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}

/* ---- Board-Flaeche (horizontal scrollbar) ------------------------------- */
.kb-board {
  flex: 1;
  display: flex;
  align-items: stretch;     /* Spalten füllen die volle Board-Höhe (Trello-Look) */
  gap: 14px;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 8px;
}

/* ---- Spalte ------------------------------------------------------------- */
.kb-col {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  max-height: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.kb-col--ghost {
  opacity: 0.5;
}

.kb-col__head {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 10px 10px 8px;
}
.kb-col__drag {
  cursor: grab;
  color: var(--text-faint);
  font-size: 13px;
  line-height: 1;
  padding: 2px;
  user-select: none;
  display: inline-flex;
  align-items: center;
}
/* SVG darf den Drag-Griff nicht "schlucken" */
.kb-col__drag svg { pointer-events: none; }
.kb-col__drag:active { cursor: grabbing; }
.kb-col__title {
  flex: 1;
  font-weight: 600;
  font-size: 14px;
  cursor: text;
  padding: 2px 4px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kb-col__title:hover { background: var(--surface); }
.kb-col__rename {
  flex: 1;
  padding: 4px 8px;
  font-weight: 600;
}
.kb-col__count {
  font-size: 12px;
  color: var(--text-soft);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1px 8px;
  min-width: 22px;
  text-align: center;
}
.kb-col__del {
  color: var(--text-faint);
  opacity: 0;
  transition: opacity .12s;
}
.kb-col:hover .kb-col__del { opacity: 1; }
.kb-col__del:hover { color: var(--danger); }

/* Kartenliste (scrollbar) */
.kb-cards {
  flex: 1;
  overflow-y: auto;
  padding: 4px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 8px;
}

/* Breiten-Griff am rechten Rand */
.kb-col__resize {
  position: absolute;
  top: 0;
  right: -3px;
  width: 8px;
  height: 100%;
  cursor: col-resize;
  z-index: 2;
}
.kb-col__resize::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 3px;
  transform: translateY(-50%);
  width: 2px;
  height: 28px;
  border-radius: 2px;
  background: transparent;
  transition: background .12s;
}
.kb-col__resize:hover::after { background: var(--border-strong); }
body.kb-resizing { cursor: col-resize; user-select: none; }

/* ---- "Heute zu erledigen" ---------------------------------------------- */
.kb-today {
  margin-bottom: 16px;
  padding: 16px 18px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-left: 5px solid var(--danger);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.kb-today.is-empty {
  border-left-color: var(--border);
  opacity: 0.75;
}
.kb-today__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.kb-today.is-empty .kb-today__head { margin-bottom: 0; }
.kb-today__icon {
  display: inline-flex;
  align-items: center;
  color: var(--danger);
  flex: none;
}
.kb-today.is-empty .kb-today__icon { color: var(--text-faint); }
.kb-today__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--text);
}
.kb-today__count {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--danger);
  border-radius: 20px;
  padding: 2px 11px;
  min-width: 26px;
  text-align: center;
}
.kb-today.is-empty .kb-today__count { display: none; }
.kb-today__hint { font-size: 13px; }
.kb-today.is-empty .kb-today__hint { display: none; }
.kb-today__empty { font-size: 13.5px; }
.kb-today__chips {
  /* Aufgaben über die gesamte Breite verteilen, an die Fenstergröße angepasst. */
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 9px;
}
.kb-chip {
  appearance: none;
  font: inherit;
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  min-width: 0;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--chip-color, var(--danger));
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  color: var(--text);
  transition: border-color .12s, transform .05s, box-shadow .12s;
}
.kb-chip:hover { box-shadow: var(--shadow); }
.kb-chip:active { transform: scale(.98); }
.kb-chip__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--chip-color, var(--danger));
}
.kb-chip__bucket {
  flex: none;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--chip-color, var(--danger));
  background: color-mix(in srgb, var(--chip-color, var(--danger)) 15%, transparent);
  border-radius: 6px;
  padding: 2px 7px;
}
.kb-chip__title {
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}
.kb-chip__bucket, .kb-chip__col { flex: none; }
.kb-chip__col {
  font-size: 11.5px;
  color: var(--text-soft);
  background: var(--surface-2);
  border-radius: 12px;
  padding: 1px 8px;
  white-space: nowrap;
  flex: none;
}
.avatar--xs {
  width: 20px;
  height: 20px;
  font-size: 9px;
  flex: none;
}

/* ---- Karte -------------------------------------------------------------- */
.kb-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  cursor: pointer;
  overflow: hidden;
  flex: none;        /* Karten nicht stauchen -> Fußzeile bleibt sichtbar; Spalte scrollt */
  transition: border-color .12s, transform .05s;
}
.kb-card:hover { border-color: var(--border-strong); }
.kb-card:active { transform: scale(.997); }
.kb-card--ghost { opacity: 0.5; }

/* Farbiger Rahmen je nach Status (läuft mit dem Datum mit):
   gelb = heute/überfällig · grün = diese Woche · blau = später · rot = Sofort. */
.kb-card--framed {
  border-color: var(--frame);
  box-shadow: inset 0 0 0 1.5px var(--frame);
}
.kb-card--framed:hover { border-color: var(--frame); }

/* "Sofort" (manuell, rot) zusätzlich getönt + kräftigerer Rahmen. */
.kb-card--urgent {
  background: color-mix(in srgb, var(--danger) 9%, var(--surface));
  box-shadow: inset 0 0 0 2px var(--danger);
}

/* Mehrfachauswahl: Kästchen links auf der Karte (nur erste Spalte) */
.kb-card--selectable .kb-card__body { padding-left: 30px; }
.kb-select {
  position: absolute;
  left: 9px; top: 50%; transform: translateY(-50%);
  width: 17px; height: 17px; margin: 0;
  z-index: 2; cursor: pointer; flex: none;
}

/* Auswahl-Leiste oben in der ersten Spalte */
.kb-selbar {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px; padding: 7px 8px 7px 11px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: var(--radius-sm);
}
.kb-selbar.hidden { display: none; }
.kb-selbar__count { font-size: 12.5px; font-weight: 600; color: var(--accent-text); white-space: nowrap; }
.kb-selbar__spacer { flex: 1; }

.kb-card__bar {
  height: 4px;
  width: 100%;
}
.kb-card__body {
  padding: 10px 11px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
/* Ecken-Zeile oben: Fälligkeits-Kurzform links, Ersteller-Kürzel rechts */
.kb-card__top {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: -2px;
  min-height: 16px;
}
.kb-bucket {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--text-faint);
  white-space: nowrap;
}
.kb-bucket.is-colored {
  color: color-mix(in srgb, var(--bk-color) 82%, #000);
  background: color-mix(in srgb, var(--bk-color) 18%, transparent);
  border-radius: 5px;
  padding: 1px 6px;
}
:root[data-theme="dark"] .kb-bucket.is-colored {
  color: color-mix(in srgb, var(--bk-color) 88%, #fff);
}
.kb-creator {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--text-soft);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 6px;
  line-height: 16px;
  white-space: nowrap;
}

/* Personen-Anzeige je Spaltenstufe (Mitte = bearbeitet, rechts = abgeschlossen) */
.kb-who { display: inline-flex; align-items: center; gap: 4px; flex: none; }
.kb-who__ic { font-size: 12px; font-weight: 700; color: var(--text-faint); line-height: 1; }
.kb-who--last .kb-who__ic { color: #2e9e5b; }

.kb-card__title {
  font-size: 13.5px;
  line-height: 1.35;
  color: var(--text);
  word-break: break-word;
}
.kb-card.is-done .kb-card__title {
  text-decoration: line-through;
  color: var(--text-faint);
}
.kb-card.is-done { opacity: 0.8; }

.kb-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.kb-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.kb-due {
  font-size: 12px;
  color: var(--text-soft);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.kb-due.is-due {
  color: var(--danger);
  font-weight: 600;
}
/* Eingefärbtes Fälligkeits-Badge je nach Nähe */
.kb-due--colored {
  color: var(--due-color, var(--text-soft));
  font-weight: 600;
  background: color-mix(in srgb, var(--due-color, var(--text-soft)) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--due-color, var(--text-soft)) 40%, transparent);
  border-radius: 20px;
  padding: 1px 8px;
}

.kb-chk-badge {
  font-size: 11.5px;
  color: var(--text-soft);
  background: var(--surface-2);
  border-radius: 20px;
  padding: 1px 7px;
  white-space: nowrap;
}
.kb-chk-badge.is-complete {
  color: #2e9e5b;
}

/* Zuständigkeits-Gruppe (Bereich) als Chip statt Personen-Avatar */
.kb-group {
  font-size: 11px;
  font-weight: 600;
  color: var(--g-color, var(--text-soft));
  background: color-mix(in srgb, var(--g-color, var(--text-soft)) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--g-color, var(--text-soft)) 40%, transparent);
  border-radius: 999px;
  padding: 2px 9px;
  white-space: nowrap;
  flex: none;
}
.kb-group--xs { font-size: 10px; padding: 1px 7px; }

/* ---- Schnell-Hinzufuegen ------------------------------------------------ */
.kb-quickadd {
  padding: 6px 10px 10px;
}
.kb-quickadd__btn {
  appearance: none;
  width: 100%;
  text-align: left;
  border: 0;
  background: transparent;
  font: inherit;
  color: var(--text-soft);
  padding: 7px 9px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.kb-quickadd__btn:hover {
  background: var(--surface);
  color: var(--text);
}
.kb-clearall__btn {
  appearance: none;
  width: 100%;
  text-align: center;
  border: 1px solid transparent;
  background: transparent;
  font: inherit;
  font-weight: 500;
  color: var(--danger);
  padding: 7px 9px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .12s, border-color .12s;
}
.kb-clearall__btn:hover {
  background: var(--danger-soft);
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
}
.kb-quickadd__form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kb-quickadd__input {
  min-height: 52px;
  font-size: 13.5px;
}
.kb-quickadd__actions {
  display: flex;
  gap: 8px;
}

/* ---- Karten-Modal: Checkbox-Zeile -------------------------------------- */
.kb-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  user-select: none;
}
.kb-checkbox input { width: 16px; height: 16px; cursor: pointer; }
.kb-marks { display: flex; flex-direction: column; gap: 8px; }
.kb-checkbox--sofort { border-color: color-mix(in srgb, var(--danger) 45%, var(--border-strong)); }
.kb-checkbox--sofort:hover { background: var(--danger-soft); }

/* "Sofort"-Badge in der Detailansicht */
.kb-view__sofort {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: #fff;
  background: var(--danger);
  border-radius: 6px;
  padding: 2px 9px;
}

/* ---- Checkliste (im Modal) --------------------------------------------- */
.kb-checklist__items {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 8px;
}
.kb-checklist__empty { padding: 4px 2px; font-size: 13px; }
.kb-checklist__row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 2px;
  border-radius: var(--radius-sm);
}
.kb-checklist__row:hover { background: var(--surface-2); }
.kb-checklist__row input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; flex: none; }
.kb-checklist__text {
  flex: 1;
  font-size: 13.5px;
  word-break: break-word;
}
.kb-checklist__row.is-done .kb-checklist__text {
  text-decoration: line-through;
  color: var(--text-faint);
}
.kb-checklist__row .btn--icon { opacity: 0; transition: opacity .12s; }
.kb-checklist__row:hover .btn--icon { opacity: 1; }
.kb-checklist__add {
  display: flex;
  gap: 8px;
}

/* ---- Label-Verwaltung --------------------------------------------------- */
.kb-labels {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.kb-label__row,
.kb-label__add {
  display: flex;
  align-items: center;
  gap: 8px;
}
.kb-label__add { margin-top: 4px; }
.kb-label__color {
  width: 38px;
  height: 38px;
  padding: 2px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  flex: none;
}
.kb-label__name { flex: 1; }

/* ---- SVG-Line-Icons ----------------------------------------------------- */
/* Einheitliche vertikale Ausrichtung neben Text */
.kb-icon {
  vertical-align: -3px;
  flex: none;
}
.kb-icon--sm { vertical-align: -2px; }

/* Icon-Buttons: SVG sauber zentrieren */
.btn--icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn--icon .kb-icon { vertical-align: 0; }

/* Buttons mit Icon + Text */
.btn--with-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn--with-icon .kb-icon { vertical-align: 0; }

/* ---- Karten-Detailansicht (schreibgeschützt) --------------------------- */
.kb-view__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
  word-break: break-word;
  margin-bottom: 14px;
}
.kb-view__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 18px;
  padding: 12px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}
.kb-view__item-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-faint);
  margin-bottom: 3px;
}
.kb-view__item-value {
  font-size: 13.5px;
  color: var(--text);
}
.kb-view__assignee,
.kb-view__label,
.kb-view__due {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.kb-view__label-dot {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex: none;
}
.kb-view__due-label { font-size: 12px; }
.kb-view__status.is-done {
  color: #2e9e5b;
  font-weight: 600;
}
.kb-view__section { margin-bottom: 16px; }
.kb-view__label-head {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text-faint);
  margin-bottom: 6px;
}
.kb-view__desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}
/* Verlauf (Ersteller / Bearbeitungen) */
.kb-view__hist-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 3px 0;
  font-size: 13px;
}
.kb-view__hist-tag {
  flex: none;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--text-soft);
  background: var(--surface-2);
  border-radius: 6px;
  padding: 1px 7px;
  min-width: 74px;
  text-align: center;
}
.kb-view__hist-tag.is-created {
  color: var(--accent-text);
  background: var(--accent-soft);
}
.kb-view__hist-who { font-weight: 500; }
.kb-view__hist-when { margin-left: auto; white-space: nowrap; font-size: 12.5px; }
.kb-view__progress {
  height: 6px;
  background: var(--surface-2);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 8px;
}
.kb-view__progress-fill {
  height: 100%;
  background: #2e9e5b;
  border-radius: 20px;
  transition: width .2s;
}
.kb-view__chk {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.kb-view__chk-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13.5px;
  color: var(--text);
  padding: 2px 0;
}
.kb-view__chk-mark { flex: none; color: var(--text-soft); }
.kb-view__chk-row.is-done .kb-view__chk-text {
  text-decoration: line-through;
  color: var(--text-faint);
}
.kb-view__chk-row.is-done .kb-view__chk-mark { color: #2e9e5b; }
.kb-view__chk-text { word-break: break-word; }

/* ---- Schnellauswahl Fälligkeit (im Bearbeiten-Formular) ---------------- */
.kb-quickdue {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.kb-quickdue__btn {
  padding: 3px 10px;
  font-size: 12px;
}
.kb-quickdue__btn.is-active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

/* ---- Besprechungsansicht-Container ------------------------------------- */
.kb-meetings {
  flex: 1;
  overflow: auto;
  min-height: 0;
}

/* ---- Schmale Bildschirme ----------------------------------------------- */
@media (max-width: 640px) {
  .kb-tab { max-width: 140px; padding: 6px 12px; }
  .kb-toolbar__spacer { flex-basis: 100%; height: 0; }
  .kb-view__meta { grid-template-columns: 1fr; }

  /* Eine Spalte pro Bildschirm, horizontal wischen (mit Einrasten) */
  .kb-board { scroll-snap-type: x mandatory; gap: 10px; }
  .kb-col {
    width: 86vw !important;       /* überschreibt die per Inline-Style gesetzte Breite */
    min-width: 86vw !important;
    scroll-snap-align: start;
  }
  .kb-col__resize { display: none; }   /* Breite-Ziehen auf dem Handy weglassen */
}