/* =========================================================================
   Koyne — plan.css
   The /app/plan surface: zero-based budget table grouped by category groups.
   Strict 5-column grid; alignment enforced by --plan-grid + display:contents.
   ========================================================================= */

:root {
  /* Single source of truth for the plan-table column template. Both the
     header row and every data row reference this; alignment is impossible
     to break without leaving the grid entirely. */
  --plan-grid: minmax(360px, 1fr) 160px 160px 160px 48px;
}

/* ---- Three summary cards (Available / Assigned / Underfunded) ---------- */
.k-plan-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.k-plan-card {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}
.k-plan-card__label {
  font-size: var(--fs-label);
  color: var(--fg-3);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.k-plan-card__sub {
  font-size: var(--fs-body-sm);
  color: var(--fg-3);
  margin-top: var(--space-2);
}

/* ---- Card-per-group chrome --------------------------------------------- */
.k-plan-card-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  margin-bottom: var(--space-5);
  overflow: hidden;
}
.k-plan-card-group__header {
  display: grid;
  grid-template-columns: var(--plan-grid);
  align-items: center;
  border-bottom: 1px solid var(--divider);
}
.k-plan-card-group__header > * {
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  min-height: 52px;
}
/* Name cell (col 1): toggle + name/count stack */
.k-plan-card-group__name-cell {
  gap: var(--space-2);
}
.k-plan-card-group__name {
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  color: var(--fg);
  margin: 0;
}

/* Summary total cells (cols 2–4) */
.k-plan-card-group__total {
  font-size: var(--fs-body-sm);
}
/* Actions cell (col 5) */
.k-plan-card-group__actions {
  justify-content: center;
  padding-left: 0;
  padding-right: var(--space-3);
}
.k-plan-card-group__toggle {
  background: transparent;
  border: 0;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  color: var(--fg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.k-plan-card-group__toggle:hover {
  background: var(--surface-2);
  color: var(--fg);
}

/* Clickable group name button (opens edit modal) */
.k-plan-card-group__name-btn {
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  text-align: left;
}
.k-plan-card-group__name-btn:hover .k-plan-card-group__name {
  color: var(--accent);
}

/* Drag handle — hidden until row is hovered, sits in col 5 */
.k-plan-card-group__drag-handle {
  background: transparent;
  border: 0;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-xs);
  cursor: grab;
  color: var(--fg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
}
.k-plan-card-group:hover .k-plan-card-group__drag-handle { opacity: 1; }
.k-plan-card-group__drag-handle:active { cursor: grabbing; }

/* Chevron rotates when group is collapsed */
.k-plan-card-group__toggle svg {
  transition: transform var(--dur-fast) var(--ease-out);
}
.k-plan-card-group[data-collapsed] .k-plan-card-group__toggle svg {
  transform: rotate(-90deg);
}

/* Drag ghost (SortableJS placeholder while dragging) */
.k-plan-card-group--dragging { opacity: 0.4; }

/* Hide table body + remove header border when collapsed */
.k-plan-card-group[data-collapsed] .k-plan-card-group__body {
  display: none;
}
.k-plan-card-group[data-collapsed] .k-plan-card-group__header {
  border-bottom: 0;
}
.k-plan-card-group[data-collapsed] .k-plan-card-group__header > * {
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  min-height: 0;
}

/* ---- The strict shared grid -------------------------------------------- */
/* The grid container. Every category card has exactly ONE of these. */
.k-plan-grid {
  display: grid;
  grid-template-columns: var(--plan-grid);
  align-items: center;
}

/* Rows are display:contents — children become real grid items of .k-plan-grid.
   This makes column alignment impossible to break by per-row tweaks.
   Unqualified by parent so the wrapper <div id="group-{id}-categories"
   style="display:contents"> in _group_header.html (which keeps the HTMX
   target id alive) doesn't break the descendant chain. */
.k-plan-row,
.k-plan-grid--header { display: contents; }

/* Header row cells (CATEGORY / ASSIGNED / SPENT / AVAILABLE / blank) */
.k-plan-grid--header > * {
  padding: 10px var(--space-5);
  font-size: var(--fs-label);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--fg-3);
  background: var(--surface-2);
  border-bottom: 1px solid var(--divider);
}
.k-plan-grid--header > .cell--num { justify-content: flex-end; display: flex; }

/* Data row cells */
.k-plan-row > * {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--divider);
  display: flex;
  align-items: center;
  min-height: 56px;
}
.k-plan-row:first-of-type > * {
  /* The top data row sits directly below the header row, which already has
     a bottom border — suppress the duplicate. Selector unqualified so the
     wrapper <div style="display:contents"> in _group_header.html doesn't
     break the descendant chain. */
  border-top: 0;
}

/* Cell variants */
.cell--num {
  justify-content: flex-end;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -0.01em;
}
.cell--name {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  /* The inherited `.k-plan-row > *` sets align-items: center. In a
     column flex that centers children on the cross-axis (horizontal),
     pushing the category name into the middle of the cell. Override
     so name + progress-bar left-anchor; vertically centered remains. */
  align-items: flex-start;
  justify-content: center;
}
.cell--name__title {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cell--actions {
  justify-content: center;
  padding-left: 0;
  padding-right: var(--space-3);
}

/* Spent column is muted */
.cell--spent { color: var(--fg-3); }

/* Available value is state-toned (no pill chrome) */
.cell--available--funded      { color: var(--funded); font-weight: var(--fw-semibold); }
.cell--available--available   { color: var(--accent); font-weight: var(--fw-semibold); }
.cell--available--underfunded { color: var(--underfunded); font-weight: var(--fw-semibold); }

/* ---- Progress bar under category name ---------------------------------- */
.k-plan-row__bar {
  height: 4px;
  width: 70%;
  max-width: 280px;
  background: var(--divider);
  border-radius: 999px;
  overflow: hidden;
}

/* ---- Inline assigned-amount edit (clicked-into Assigned cell) ---------- */
.k-plan-row__assigned-input {
  width: 100%;
  max-width: 130px;
  text-align: right;
  font: inherit;
  font-variant-numeric: tabular-nums;
  background: var(--surface);
  color: var(--fg);
  border: 1px solid var(--accent);
  border-radius: var(--radius-xs);
  padding: 4px var(--space-2);
}
.k-plan-row__assigned-input:focus {
  outline: none;
  box-shadow: var(--focus-ring);
}

/* Assigned cell behaves like a button when not editing — click to edit */
.k-plan-row__assigned-trigger {
  background: transparent;
  border: 0;
  padding: 4px var(--space-2);
  border-radius: var(--radius-xs);
  cursor: text;
  font: inherit;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.k-plan-row__assigned-trigger:hover { background: var(--accent-soft); }

/* Available cell behaves like a button — click opens move-money dialog */
.k-plan-row__available-trigger {
  background: transparent;
  border: 0;
  padding: 4px var(--space-2);
  border-radius: var(--radius-xs);
  cursor: pointer;
  font: inherit;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.k-plan-row__available-trigger:hover { background: var(--surface-2); }

/* Edit icon button at far right of every row */
.k-plan-row__edit {
  background: transparent;
  border: 0;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  color: var(--fg-3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.k-plan-row__edit:hover {
  background: var(--surface-2);
  color: var(--fg);
}