/* NC Radio: collapsed pill + expanded panel (monolith renderMusicPlayer).
   Measured spec: docs/monolith-parity-spec.md, "Radio panel". Both share
   the corner slot: fixed right/bottom 22, z 9995 (same as the modal scrim;
   the radio wins by DOM order). EQ bar animation values are inline per bar
   (duration from the track bpm). */

/* Docked chrome, never a reading surface; the whole ladder steps down.
   Both the collapsed pill and the open panel are position:fixed at App root,
   so each needs the binding; neither inherits from the other. */
.radio-pill,
.radio-panel {
  --fs-heading:   26px; /* the big frequency readout */
  --fs-ui:        16px; /* minimise control */
  --fs-secondary: 15px; /* transport buttons */
  --fs-body:      13px; /* station + track names */
  --fs-label:     11px; /* frequency, track counter */
  --fs-micro:     10px; /* status, times, chips, volume */
}

/* ---- collapsed pill ---- */

.radio-pill {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl);
  background: rgb(from var(--bg) r g b / 0.94);
  border: 1px solid rgb(from var(--primary) r g b / 0.5);
  box-shadow: 0 0 22px rgb(from var(--primary) r g b / 0.14);
  cursor: pointer;
  backdrop-filter: blur(4px);

  &:hover { border-color: var(--primary); }
  &.muted { border-color: rgb(from var(--muted) r g b / 0.4); }
  &.muted:hover { border-color: var(--primary); }
  &.muted .radio-freq, &.muted .radio-track { color: var(--muted); }

  /* disconnected after a restored refresh; resolves on the first gesture */
  &.standby {
    border-color: rgb(from var(--danger) r g b / 0.6);
    box-shadow: 0 0 22px rgb(from var(--danger) r g b / 0.14);
    color: var(--danger);
  }
  &.standby:hover { border-color: var(--danger); }
  &.standby .radio-freq, &.standby .radio-track { color: var(--danger); }
}
.radio-eq { display: flex; align-items: flex-end; gap: 2px; }
.radio-eq-bar {
  width: 3px;
  height: 100%;
  background: var(--primary);
  transform-origin: center bottom;
  border-radius: 1px;
  box-shadow: 0 0 5px var(--primary);
  /* animation duration/delay/play-state set inline per bar from the bpm */
}
.radio-freq {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-mid);
  font-weight: 600;
  color: var(--primary);
  flex: none;
}
.radio-track-window { overflow: hidden; width: 96px; flex: none; }
.radio-track {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-mid);
  font-weight: 600;
  color: var(--tertiary);
  white-space: nowrap;
  display: inline-block;
  will-change: transform;
}

/* ---- expanded panel ---- */

.radio-panel {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: var(--z-overlay);
  width: 300px;
  max-width: calc(100vw - 44px);
  background: rgba(8, 18, 34, 0.97);
  border: 1px solid var(--primary);
  box-shadow: 0 0 40px rgb(from var(--primary) r g b / 0.22);
  backdrop-filter: blur(5px);
  font-family: var(--font-mono);
}

.radio-panel-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--primary);
  color: var(--bg);
  padding: var(--space-sm) var(--space-sm) var(--space-sm) var(--space-xl);

  > span {
    font-family: var(--font-identity);
    font-weight: 400;
    font-size: var(--fs-body);
    letter-spacing: var(--tracking-mid);
  }
}
.radio-titlebar-controls { display: flex; align-items: center; gap: var(--space-xs); }
.radio-minimize {
  background: transparent;
  border: none;
  color: var(--bg);
  font-size: var(--fs-ui);
  line-height: 1;
  cursor: pointer;
  padding: 0 var(--space-2xs);
  font-weight: 700;
}
/* power off entirely (issue #34); reopen lives on the Service Record page */
.radio-close {
  background: transparent;
  border: none;
  color: var(--bg);
  font-size: var(--fs-body);
  line-height: 1;
  cursor: pointer;
  padding: 0 var(--space-2xs);
  font-weight: 700;

  &:hover { color: var(--danger); }
}

.radio-panel-body { padding: var(--space-2xl) var(--space-2xl) var(--space-3xl); }

/* now-playing box: .dim marks muted-or-paused text/fill */
.radio-now {
  padding: var(--space-lg) var(--space-xl);
  border: 1px solid rgb(from var(--primary) r g b / 0.25);
  background: rgb(from var(--primary) r g b / 0.04);
}
.radio-now-top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-lg);

  > div:first-child { min-width: 0; flex: 1; }
}
.radio-now-freq {
  font-size: var(--fs-heading);
  font-weight: 700;
  color: var(--primary);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
  text-shadow: 0 0 12px rgb(from var(--primary) r g b / 0.4);

  &.dim { color: var(--muted); text-shadow: none; }
}
.radio-now-station {
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-mid);
  color: var(--text);
  margin-top: var(--space-2xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;

  &.dim { color: var(--muted); }
}
.radio-now-title {
  font-size: var(--fs-body);
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  color: var(--tertiary);
  margin-top: var(--space-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;

  &.dim { color: var(--muted); }
}
.radio-now-status {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-mid);
  color: var(--muted);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radio-prog { margin-top: var(--space-lg); }
.radio-prog-bar { position: relative; height: 4px; background: rgb(from var(--muted) r g b / 0.22); }
.radio-prog-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary);

  &.dim { background: var(--muted); box-shadow: none; }
}
.radio-prog-times {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-2xs);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-label);
  color: var(--muted);
}

/* transport */
.radio-transport { display: flex; gap: var(--space-sm); margin-top: var(--space-xl); }
.radio-tbtn {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 38px;
  padding: 0 var(--space-lg);
  background: transparent;
  border: 1px solid rgb(from var(--muted) r g b / 0.45);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--fs-secondary);
  cursor: pointer;
  letter-spacing: var(--tracking-tight);

  &:hover { border-color: var(--primary); color: var(--primary); }
  &.big {
    flex: 1;
    min-width: auto;
    background: rgb(from var(--primary) r g b / 0.1);
    border-color: var(--primary);
    color: var(--primary);
  }
}
.radio-caption {
  margin-top: var(--space-sm);
  text-align: center;
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-caps);
  color: var(--muted);
}

/* station chips */
.radio-chips { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin-top: var(--space-xl); }
.radio-chip {
  padding: var(--space-2xs) var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-label);
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  border: 1px solid rgb(from var(--muted) r g b / 0.35);
  font-weight: 400;

  &:hover { border-color: var(--primary); color: var(--primary); }
  &.on {
    background: var(--primary);
    color: var(--bg);
    border-color: var(--primary);
    font-weight: 700;
  }
}

/* auto-rotate toggle */
.radio-cycle {
  margin-top: var(--space-lg);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  height: 32px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-caps);
  font-weight: 600;
  background: transparent;
  border: 1px solid rgb(from var(--muted) r g b / 0.4);
  color: var(--muted);

  > span { font-size: var(--fs-body); }
  &:hover { border-color: var(--primary); }
  &.on {
    background: rgb(from var(--primary) r g b / 0.12);
    border-color: var(--primary);
    color: var(--primary);
  }
}

/* volume rows */
.radio-volrow { margin-top: var(--space-lg); }
.radio-volhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2xs);

  > div { display: flex; align-items: center; gap: var(--space-sm); }
}
.radio-volmute {
  width: 24px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid rgb(from var(--primary) r g b / 0.5);
  color: var(--primary);
  cursor: pointer;
  padding: 0;

  &.muted { border-color: var(--danger); color: var(--danger); }
}
.radio-vollabel {
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-mid);
  color: var(--muted);
}
.radio-volval {
  font-size: var(--fs-micro);
  color: var(--primary);

  &.muted { color: var(--danger); }
}
.radio-volrange {
  width: 100%;
  accent-color: var(--primary);
  cursor: pointer;
  height: 4px;

  &:disabled { cursor: default; opacity: 0.35; }
}