/* Companion Buttons — scoped under its tile via [data-module="companion-buttons"],
   styled with the shell's CSS variables only. The button pictures carry
   Companion's own colours; everything around them follows the theme. */

[data-module="companion-buttons"] .cb-root {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 6px;
  overflow: hidden;
}

/* ── the chosen buttons ─────────────────────────────────────────────── */

[data-module="companion-buttons"] .cb-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(var(--cb-cols, 1), var(--cb-size, 64px));
  grid-auto-rows: max-content;
  gap: 6px;
  align-content: center;
  justify-content: center;
}

[data-module="companion-buttons"] .cb-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}

[data-module="companion-buttons"] .cb-face {
  position: relative;
  width: var(--cb-size, 64px);
  height: var(--cb-size, 64px);
  border-radius: 8%;
  overflow: hidden;
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

[data-module="companion-buttons"] .cb-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
}

[data-module="companion-buttons"] .cb-face.is-waiting {
  animation: cb-wait 1.4s ease-in-out infinite alternate;
}

@keyframes cb-wait {
  from { opacity: 0.35; }
  to { opacity: 0.8; }
}

[data-module="companion-buttons"] .cb-face.is-missing {
  background: transparent;
  outline: 1px dashed var(--border);
  outline-offset: -1px;
}

[data-module="companion-buttons"] .cb-note {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8%;
  color: var(--muted);
  font-size: clamp(0.6rem, calc(var(--cb-size, 64px) * 0.12), 0.9rem);
  line-height: 1.15;
  text-align: center;
}

[data-module="companion-buttons"] .cb-note:empty { display: none; }

[data-module="companion-buttons"] .cb-caption {
  display: none;
  width: var(--cb-size, 64px);
  height: 18px;
  padding-top: 3px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 15px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-module="companion-buttons"] .cb-grid.has-captions .cb-caption { display: block; }

/* Companion gone: the last pictures stay, faded, so nobody reads them as live. */
[data-module="companion-buttons"] .cb-grid.is-offline .cb-face {
  opacity: 0.3;
  filter: grayscale(1);
}

[data-module="companion-buttons"] .cb-banner {
  flex: none;
  margin-bottom: 6px;
  padding: 3px 8px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--danger) 18%, transparent);
  color: var(--danger);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}

[data-module="companion-buttons"] .cb-banner[hidden] { display: none; }

/* ── nothing chosen ─────────────────────────────────────────────────── */

[data-module="companion-buttons"] .cb-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
}

[data-module="companion-buttons"] .cb-empty-line {
  color: var(--muted);
  font-size: 0.85rem;
}

[data-module="companion-buttons"] .cb-action,
[data-module="companion-buttons"] .cb-pick-btn {
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
}

[data-module="companion-buttons"] .cb-action,
[data-module="companion-buttons"] .cb-pick-done {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}

/* ── the picker ─────────────────────────────────────────────────────── */

[data-module="companion-buttons"] .cb-picker {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--panel);
}

[data-module="companion-buttons"] .cb-pick-head {
  flex: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-bottom: 1px solid var(--border);
}

[data-module="companion-buttons"] .cb-pick-page {
  flex: 1 1 8em;
  min-width: 0;
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 0.8rem;
}

[data-module="companion-buttons"] .cb-pick-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 6px;
}

[data-module="companion-buttons"] .cb-pick-note {
  padding: 16px 8px;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

[data-module="companion-buttons"] .cb-pick-grid {
  display: grid;
  grid-template-columns: repeat(var(--cb-pick-cols, 8), minmax(36px, 1fr));
  gap: 4px;
}

[data-module="companion-buttons"] .cb-pick-key {
  position: relative;
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  border-radius: 8%;
  overflow: hidden;
  background: color-mix(in srgb, var(--text) 6%, transparent);
  cursor: pointer;
}

[data-module="companion-buttons"] .cb-pick-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

[data-module="companion-buttons"] .cb-pick-img.is-broken { visibility: hidden; }

[data-module="companion-buttons"] .cb-pick-key:hover {
  outline: 2px solid color-mix(in srgb, var(--accent) 50%, transparent);
  outline-offset: -2px;
}

[data-module="companion-buttons"] .cb-pick-key.is-picked {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

[data-module="companion-buttons"] .cb-pick-badge {
  position: absolute;
  top: 3px;
  right: 3px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}

[data-module="companion-buttons"] .cb-pick-badge:empty { display: none; }