/* Planner screen: top bar, canvas, HUD. */

:root {
  --canvas-bg: #e4e6dc;
  --plot: #fbfaf5;
  --plot-edge: #8d937f;
  --grid-minor: rgb(60 80 50 / 0.10);
  --grid-major: rgb(60 80 50 / 0.26);
  --label: #1e271e;
  --label-halo: rgb(255 255 255 / 0.85);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --canvas-bg: #0c110d;
    --plot: #19211a;
    --plot-edge: #5d6b5e;
    --grid-minor: rgb(200 230 190 / 0.07);
    --grid-major: rgb(200 230 190 / 0.18);
    --label: #eef3ea;
    --label-halo: rgb(10 16 11 / 0.85);
  }
}
:root[data-theme="dark"] {
  --canvas-bg: #0c110d;
  --plot: #19211a;
  --plot-edge: #5d6b5e;
  --grid-minor: rgb(200 230 190 / 0.07);
  --grid-major: rgb(200 230 190 / 0.18);
  --label: #eef3ea;
  --label-halo: rgb(10 16 11 / 0.85);
}

.planner {
  display: flex; flex-direction: column;
  height: calc(100dvh - var(--header-h));
  min-height: 360px;
}

/* ---------------------------------------------------------------- top bar */

.planner-bar {
  display: flex; align-items: center; gap: 6px;
  height: 48px; padding: 0 10px; flex: none;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.planner-bar .spacer { flex: 1; }
.bar-sep { width: 1px; height: 24px; background: var(--border); margin: 0 4px; }

.planner-title {
  display: flex; align-items: baseline; gap: 10px; min-width: 0;
  padding: 4px 10px; border: 0; border-radius: var(--radius-sm);
  background: transparent; color: var(--text); font: inherit; cursor: pointer; text-align: left;
}
.planner-title:hover { background: var(--surface-2); }
.planner-name { font-weight: 650; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.planner-sub { color: var(--muted); font-size: 0.85rem; white-space: nowrap; }

.save-status {
  border: 0; background: transparent; font: inherit; font-size: 0.85rem; color: var(--muted);
  padding: 4px 8px; border-radius: var(--radius-sm); cursor: default;
}
.save-status[data-state="error"] { color: var(--danger); background: var(--danger-soft); cursor: pointer; font-weight: 600; }

/* ----------------------------------------------------------------- canvas */

.planner-body { flex: 1; display: flex; min-height: 0; }
.canvas-wrap { position: relative; flex: 1; min-width: 0; overflow: hidden; background: var(--canvas-bg); }

.canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  display: block; touch-action: none; user-select: none;
}
.canvas:focus { outline: none; }
.canvas:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.canvas[data-cursor="grab"] { cursor: grab; }
.canvas[data-cursor="grabbing"] { cursor: grabbing; }

.canvas .plot { fill: var(--plot); }
.canvas .plot-edge { fill: none; stroke: var(--plot-edge); stroke-width: 1.5; }
.canvas .grid-minor { fill: none; stroke: var(--grid-minor); stroke-width: 1; }
.canvas .grid-major { fill: none; stroke: var(--grid-major); stroke-width: 1; }

.canvas .labels text {
  fill: var(--label); font-family: var(--font); font-weight: 600;
  text-anchor: middle; dominant-baseline: central;
  paint-order: stroke; stroke: var(--label-halo); stroke-width: 0.25em; stroke-linejoin: round;
  pointer-events: none;
}

/* -------------------------------------------------------------------- HUD */

.hud { position: absolute; display: flex; gap: 6px; align-items: center; pointer-events: none; }
.hud > * { pointer-events: auto; }
.hud .btn { background: var(--surface); box-shadow: var(--shadow); }
.hud-br { right: 12px; bottom: 12px; }
.hud-tr { right: 22px; top: 22px; } /* room for the N label at any bearing */
.hud-bl {
  left: 12px; bottom: 12px; gap: 12px;
  padding: 6px 10px; border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--surface) 88%, transparent); box-shadow: var(--shadow);
  font-size: 0.8rem; color: var(--muted); font-variant-numeric: tabular-nums;
}

.scale-bar { display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 600; }
.scale-bar-line {
  height: 6px; border: 2px solid var(--text); border-top: 0;
  transition: width 0.08s linear;
}
.coords { min-width: 9em; }
.coords:empty { display: none; }

.north {
  position: relative; width: 40px; height: 40px; border-radius: 50%;
  background: var(--surface); box-shadow: var(--shadow);
  display: grid; place-items: center;
  --north: 0deg;
}
.north-needle {
  position: absolute; inset: 6px; transform: rotate(var(--north));
  background: linear-gradient(var(--danger) 0 50%, var(--border-strong) 50% 100%);
  clip-path: polygon(50% 0, 62% 50%, 50% 100%, 38% 50%);
}
.north-n {
  position: absolute; font-size: 0.65rem; font-weight: 750; color: var(--text);
  transform: rotate(var(--north)) translateY(-24px) rotate(calc(-1 * var(--north)));
}

.hud[hidden] { display: none; }
.hud-tc {
  top: 12px; left: 50%; transform: translateX(-50%);
  max-width: calc(100% - 140px); padding: 6px 12px; border-radius: 999px;
  background: var(--text); color: var(--bg); font-size: 0.85rem; font-weight: 550;
  box-shadow: var(--shadow); text-align: center;
}

/* ---------------------------------------------------------------- palette */

.palette {
  width: 212px; flex: none; overflow-y: auto;
  padding: 10px 10px 24px;
  background: var(--surface); border-right: 1px solid var(--border);
}
.palette-group + .palette-group { margin-top: 14px; }
.palette-heading {
  margin: 0 4px 6px; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--muted);
}
.palette-tiles { display: grid; gap: 2px; }
.palette-tile {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 6px 8px; border: 1px solid transparent; border-radius: var(--radius-sm);
  background: transparent; color: var(--text); font: inherit; font-size: 0.9rem; text-align: left;
  cursor: grab;
}
.palette-tile:hover { background: var(--surface-2); }
.palette-tile:active { cursor: grabbing; }
.palette-tile[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); font-weight: 600; }
.palette-tile .swatch { flex: none; color: var(--muted); }

/* ------------------------------------------------------------ tool states */

.canvas[data-tool="place"] { cursor: crosshair; }
.canvas .preview { opacity: 0.6; pointer-events: none; }
.canvas .preview .outline { stroke: var(--accent); stroke-width: 2; stroke-dasharray: 6 4; }

/* -------------------------------------------------------------- selection */

.canvas[data-tool="select"] .objects > g:hover .outline {
  stroke: var(--accent); stroke-width: 2;
}
.canvas .overlay { pointer-events: none; }
.canvas .overlay .handle { pointer-events: all; }
.canvas .sel-outline { fill: none; stroke: var(--focus); stroke-width: 1.5; }
.canvas .sel-group { fill: none; stroke: var(--focus); stroke-width: 1; stroke-dasharray: 5 4; }
.canvas .marquee { fill: color-mix(in srgb, var(--focus) 12%, transparent); stroke: var(--focus); stroke-width: 1; stroke-dasharray: 4 3; }
.canvas .handle-hit { fill: transparent; }
.canvas .handle-dot { fill: var(--surface); stroke: var(--focus); stroke-width: 1.5; }
.canvas .handle:hover .handle-dot { fill: var(--focus); }
.canvas .rotate-stem { stroke: var(--focus); stroke-width: 1; }

.measure {
  position: absolute; left: 0; top: 0; z-index: 5; pointer-events: none;
  padding: 3px 8px; border-radius: 4px;
  background: var(--text); color: var(--bg);
  font-size: 0.8rem; font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap;
}
.measure[hidden] { display: none; }

.selection-info {
  color: var(--muted); font-size: 0.85rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0;
}
.canvas .sel-line { fill: none; stroke: color-mix(in srgb, var(--focus) 45%, transparent); stroke-linecap: butt; stroke-linejoin: round; }

/* ------------------------------------------------------- properties panel */

.props {
  width: 290px; flex: none; overflow-y: auto;
  background: var(--surface); border-left: 1px solid var(--border);
  font-size: 0.9rem;
}
.props-head {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 14px 14px 12px; border-bottom: 1px solid var(--border);
}
.props-head .swatch { margin-top: 20px; flex: none; }
.props-head-text { flex: 1; min-width: 0; }
.props-kind { font-size: 0.75rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; }
.props-title { font-size: 1.05rem; margin-top: 2px; overflow-wrap: anywhere; }
.props-title-input { margin-top: 4px; font-weight: 650; font-size: 1rem; }

.props-note {
  display: flex; gap: 8px; align-items: center; margin: 10px 14px 0; padding: 8px 10px;
  border-radius: var(--radius-sm); background: var(--surface-2); color: var(--muted); font-size: 0.85rem;
}
.props-note svg { width: 16px; height: 16px; flex: none; }

.props-section { padding: 12px 14px; border-bottom: 1px solid var(--border); display: grid; gap: 10px; }
.props-section h3 {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted);
}

.props-row { display: grid; grid-template-columns: 96px 1fr; gap: 4px 10px; align-items: center; }
.props-row > label, .props-row > span:first-child { color: var(--muted); }
.props-row .input { min-height: 32px; padding: 4px 8px; }
.props-row-stack { grid-template-columns: 1fr; }
.props-readout > span:last-child { font-variant-numeric: tabular-nums; }
.props-error { grid-column: 2; font-size: 0.8rem; color: var(--danger); }
.props-error:empty { display: none; }

.props-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.props-pair .props-row { grid-template-columns: 1fr; gap: 2px; }
.props-pair .props-error { grid-column: 1; }

.props-suffix { display: flex; align-items: center; gap: 6px; }
.props-suffix span { color: var(--muted); }
.props-colour { display: flex; gap: 8px; align-items: center; }
.props-colour input[type="color"] { width: 44px; height: 30px; padding: 0 2px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--surface); }
.btn-small { min-height: 28px; padding: 0 8px; font-size: 0.85rem; }
.props-wide { width: 100%; }

.props-tips { margin: 0; padding-left: 18px; display: grid; gap: 6px; color: var(--muted); }

.props-actions {
  position: sticky; bottom: 0; display: flex; gap: 4px; align-items: center;
  padding: 10px 14px; background: var(--surface); border-top: 1px solid var(--border);
}
.props-actions .spacer { flex: 1; }
.props-actions .danger:hover { color: var(--danger); background: var(--danger-soft); border-color: var(--danger); }

/* Shortcuts dialog */
dialog.modal-wide { width: min(560px, calc(100vw - 32px)); }
.shortcuts { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
.shortcuts th { text-align: left; font-weight: 600; padding: 6px 12px 6px 0; vertical-align: top; white-space: nowrap; }
.shortcuts td { padding: 6px 0; color: var(--muted); }
.shortcuts tr + tr { border-top: 1px solid var(--border); }

@media (max-width: 1100px) {
  .props { width: 250px; }
  .palette { width: 180px; }
}

/* ------------------------------------------------------------- step 8 bits */

.palette-mode { display: flex; margin: 0 2px 12px; }
.palette-mode label { flex: 1; justify-content: center; padding: 5px 8px; font-size: 0.85rem; }
.palette-tile.no-outline { opacity: 0.55; }
.canvas[data-tool="draw"] { cursor: crosshair; }
.canvas .handle-mid .handle-dot { fill: var(--surface); stroke: var(--focus); stroke-width: 1; opacity: 0.85; }
.canvas .handle-mid:hover .handle-dot { fill: var(--focus); opacity: 1; }
.props-hint { font-size: 0.8rem; color: var(--muted); }