/* SPDX-License-Identifier: CC0-1.0 */
:root {
  --bg: #1a1a1a;
  --panel: #0a0a0a;
  --fg: #00ff00;
  --dim: #00c800;
  --muted: #888;
  --border: #333;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 1rem;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-monospace, "DejaVu Sans Mono", "Liberation Mono", Menlo, Consolas, monospace;
  /* No explicit font-size — inherit the user's browser default so Ctrl/+
     and accessibility font-size settings scale everything below. */
  line-height: 1.5;
}

h1 {
  color: var(--fg);
  font-size: 1.75rem;
  margin: 0 0 0.25rem;
  font-weight: normal;
}

header p {
  color: var(--muted);
  margin: 0 0 1rem;
  font-size: 1rem;
}

header p a { color: var(--dim); }

.controls {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 0.625rem 0.75rem;
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
}

.controls fieldset {
  border: 1px solid var(--border);
  padding: 0.375rem 0.625rem;
  margin: 0;
}

.controls legend {
  color: var(--muted);
  font-size: 0.85rem;
  padding: 0 0.375rem;
}

.controls label {
  margin-right: 0.875rem;
  cursor: pointer;
  user-select: none;
}

.controls label:last-child { margin-right: 0; }

.controls input[type="checkbox"],
.controls input[type="radio"] {
  accent-color: var(--fg);
  margin-right: 0.25rem;
  vertical-align: -1px;
}

.controls button {
  background: var(--panel);
  color: var(--dim);
  border: 1px solid var(--border);
  padding: 0.375rem 0.75rem;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
}
.controls button:hover { color: var(--fg); border-color: var(--dim); }

/* App grid */
.grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-start;
}

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.tile canvas {
  display: block;
  image-rendering: pixelated;
  background: #000;
  cursor: pointer;
}

.tile .label {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Popup dialog */
dialog.flux-popup {
  background: #000;
  color: var(--fg);
  border: 1px solid var(--dim);
  padding: 0;
  font-family: inherit;
}

dialog.flux-popup canvas {
  display: block;
  image-rendering: pixelated;
}

dialog.flux-popup::backdrop {
  background: rgba(0, 0, 0, 0.6);
}

footer {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.95rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}
footer a { color: var(--dim); }