/* gui.css — vasegen custom GUI styles. */

:root {
  --bg:          #ffffff;
  --ink:         #000000;
  --accent:      #06C167;
  --muted-line:  rgba(0, 0, 0, 0.12);
  --muted-text:  rgba(0, 0, 0, 0.5);
  --dim-text:    rgba(0, 0, 0, 0.7);
}

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font: 11px/1.4 'Fira Code', ui-monospace, Menlo, monospace;
  overflow: hidden;
}

#cv { display: block; cursor: grab; }
#cv:active { cursor: grabbing; }

/* ─── HUD ───────────────────────────────────────────────────────────── */
#hud {
  position: fixed;
  left: 12px;
  bottom: 12px;
  pointer-events: none;
  padding: 8px 10px;
  background: var(--bg);
  border: 1px solid var(--ink);
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
#hud b { color: var(--accent); font-weight: 500; }

/* ─── GUI panel ─────────────────────────────────────────────────────── */
#gui-root {
  position: fixed;
  top: 12px;
  right: 12px;
  width: 320px;
  max-height: calc(100vh - 24px);
  overflow-y: auto;
  background: var(--bg);
  border: 1px solid var(--ink);
  padding: 8px 12px 24px;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  scrollbar-width: thin;
  scrollbar-color: var(--ink) var(--bg);
}
#gui-root::-webkit-scrollbar { width: 8px; }
#gui-root::-webkit-scrollbar-track { background: var(--bg); }
#gui-root::-webkit-scrollbar-thumb { background: var(--ink); }

/* ─── Folders ───────────────────────────────────────────────────────── */
.gui-folder {
  border-top: 1px solid var(--muted-line);
  margin-top: 2px;
}
.gui-folder:first-child {
  border-top: none;
  margin-top: 0;
}
.gui-folder-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0 6px;
  cursor: pointer;
  user-select: none;
  font-weight: 500;
}
.gui-folder-name { font-size: 11px; }
.gui-folder-toggle {
  width: 14px;
  text-align: center;
  font-weight: 400;
  color: var(--dim-text);
}
.gui-folder-body {
  display: none;
  padding: 2px 0 8px;
}
.gui-folder.open .gui-folder-body { display: block; }

/* ─── Rows ──────────────────────────────────────────────────────────── */
.gui-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) 1.4fr 5ch;
  column-gap: 8px;
  align-items: center;
  padding: 3px 0;
  min-height: 18px;
}
.gui-row.has-action {
  grid-template-columns: 12px minmax(0, 1fr) 1.4fr 5ch 16px;
}
.gui-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--dim-text);
  font-size: 10px;
}
/* Number input styled to look like a plain text display, but typeable. */
.gui-value {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: none;
  padding: 1px 0;
  margin: 0;
  width: 100%;
  text-align: right;
  font: inherit;
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: text;
  border-radius: 0;
}
.gui-value::-webkit-outer-spin-button,
.gui-value::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.gui-value:focus {
  outline: 1px solid var(--accent);
  outline-offset: 1px;
  background: var(--bg);
}
.gui-value:hover { color: var(--accent); }

/* ─── Reset dot ─────────────────────────────────────────────────────── */
.gui-reset {
  appearance: none;
  width: 12px;
  height: 12px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 7px;
  line-height: 1;
  opacity: 0.18;
  transition: opacity 0.1s, color 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gui-reset:hover {
  opacity: 1;
  color: var(--accent);
}
.gui-row.modified .gui-reset { opacity: 0.55; }
.gui-row.no-reset .gui-reset { visibility: hidden; }

/* ─── Slider (shadcn-aesthetic) ─────────────────────────────────────── */
.gui-slider {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  width: 100%;
  height: 16px;
  cursor: pointer;
  margin: 0;
  --fill-pct: 0%;
}
.gui-slider:focus { outline: none; }

.gui-slider::-webkit-slider-runnable-track {
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(
    to right,
    var(--accent) 0%,
    var(--accent) var(--fill-pct),
    var(--ink)    var(--fill-pct),
    var(--ink)    100%
  );
}
.gui-slider::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  background: var(--bg);
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  margin-top: -5.5px;
  cursor: grab;
  transition: background 0.1s, border-color 0.1s;
}
.gui-slider:hover::-webkit-slider-thumb,
.gui-slider:focus-visible::-webkit-slider-thumb {
  background: var(--accent);
  border-color: var(--accent);
}
.gui-slider:active::-webkit-slider-thumb { cursor: grabbing; }

.gui-slider::-moz-range-track {
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(
    to right,
    var(--accent) 0%,
    var(--accent) var(--fill-pct),
    var(--ink)    var(--fill-pct),
    var(--ink)    100%
  );
}
.gui-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  background: var(--bg);
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  cursor: grab;
  transition: background 0.1s, border-color 0.1s;
}
.gui-slider:hover::-moz-range-thumb,
.gui-slider:focus-visible::-moz-range-thumb {
  background: var(--accent);
  border-color: var(--accent);
}

/* ─── Select dropdown ───────────────────────────────────────────────── */
.gui-select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 2px 18px 2px 6px;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  grid-column: 3 / span 2;
  background-image:
    linear-gradient(45deg,  transparent 50%, var(--ink) 50%),
    linear-gradient(135deg, var(--ink) 50%, transparent 50%);
  background-position:
    calc(100% - 9px) center,
    calc(100% - 5px) center;
  background-size: 4px 4px;
  background-repeat: no-repeat;
}
.gui-select:hover { border-color: var(--accent); }
.gui-select:focus { outline: 1px solid var(--accent); outline-offset: 1px; }

/* Top-level (folder-less) preset select gets full-width treatment */
#gui-root > .gui-row .gui-select { font-weight: 500; }

/* ─── Checkbox ──────────────────────────────────────────────────────── */
.gui-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border: 1px solid var(--ink);
  background: var(--bg);
  cursor: pointer;
  margin: 0;
  position: relative;
  grid-column: 3;
  justify-self: start;
}
.gui-checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}
.gui-checkbox:checked::after {
  content: '';
  position: absolute;
  inset: 2px 2px;
  background: var(--bg);
}
.gui-checkbox:hover { border-color: var(--accent); }

/* Tiny inline action button (e.g., refresh seed). */
.gui-action {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  padding: 0;
  margin: 0;
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  font-size: 10px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s, color 0.1s;
}
.gui-action:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

/* ─── Buttons ───────────────────────────────────────────────────────── */
.gui-button {
  appearance: none;
  display: block;
  width: 100%;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 6px 8px;
  margin-top: 8px;
  font: inherit;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.gui-button:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}