/* ── Radio panel styles ─────────────────────────────────────────────────────
   Ported from web/fish-tank/index.html (lines ~1018–1416).
   Intentionally kept verbatim so brass/green CRT aesthetic matches Nightwatch's
   own dark palette.
   EXCLUDED: #radio-btn HUD-button rule (Nightwatch uses its own home button).
   EXCLUDED: body.screensaver rules.
   EXCLUDED: #radio-mini widget.
   ──────────────────────────────────────────────────────────────────────────── */

#radio-panel {
  position: fixed;
  bottom: 82px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 58;
  width: 460px;
  max-width: calc(100vw - 24px);
}
#radio-panel.hidden { display: none; }

.radio-body {
  background:
    linear-gradient(168deg, rgba(255,180,90,0.12) 0%, rgba(0,0,0,0.16) 52%, rgba(0,0,0,0.40) 100%),
    url('/nightwatch/images/wood-walnut.svg');
  background-size: cover, 400px 220px;
  background-repeat: no-repeat, repeat;
  border-radius: 14px 14px 10px 10px;
  border: 1.5px solid #5a2e10;
  box-shadow:
    0 0 0 2px #2a1206,
    inset 0 1px 0 rgba(255,160,80,0.12),
    inset 0 -1px 0 rgba(0,0,0,0.5),
    0 12px 40px rgba(0,0,0,0.78),
    0 4px 14px rgba(0,0,0,0.55);
  padding: 16px 20px 20px;
  position: relative;
}

.radio-top {
  display: flex; align-items: center; margin-bottom: 14px; gap: 10px;
}

.radio-grille {
  flex: 1; height: 26px;
  background:
    repeating-linear-gradient(90deg,
      rgba(255,140,60,0.07) 0, rgba(255,140,60,0.07) 1px,
      transparent 1px, transparent 5px),
    repeating-linear-gradient(0deg,
      rgba(0,0,0,0.45) 0, rgba(0,0,0,0.45) 1px,
      transparent 1px, transparent 4px);
  background-color: #0d0602;
  border-radius: 4px;
  border: 1px solid rgba(255,140,60,0.1);
}

.radio-brand {
  display: flex; flex-direction: column; align-items: center;
  flex-shrink: 0; gap: 1px;
}
.rb-main {
  font-family: 'Cinzel Decorative', 'Trajan Pro', 'Palatino Linotype', serif;
  font-size: 0.82rem; letter-spacing: 0.08em; font-weight: 700;
  color: rgba(255,215,120,1); text-transform: uppercase; line-height: 1.15;
  text-shadow: 0 0 10px rgba(255,180,60,0.5);
}
.rb-sub {
  font-family: 'Cinzel', 'Trajan Pro', 'Palatino Linotype', serif;
  font-size: 0.5rem; letter-spacing: 0.3em;
  color: rgba(210,165,80,0.85); text-transform: uppercase; line-height: 1.1;
}

#radio-min-btn, #radio-close-btn {
  background: none; border: none;
  color: rgba(180,100,60,0.5); font-size: 0.85rem;
  cursor: pointer; padding: 2px 4px; border-radius: 3px;
  transition: color 0.12s; flex-shrink: 0;
}
#radio-min-btn:hover, #radio-close-btn:hover { color: rgba(255,160,80,0.9); }

.radio-screen {
  background: color-mix(in srgb, var(--nw-fg) 5%, #000);
  border-radius: 6px;
  border: 1.5px solid color-mix(in srgb, var(--nw-fg) 22%, transparent);
  box-shadow:
    inset 0 0 14px rgba(0,0,0,0.75),
    inset 0 0 4px rgba(0,60,20,0.4),
    0 0 8px color-mix(in srgb, var(--nw-fg) 7%, transparent);
  padding: 10px 14px 9px;
  margin-bottom: 14px;
  min-height: 62px;
}

#radio-name {
  font-family: 'Courier New', monospace;
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.05em;
  color: var(--nw-fg);
  text-shadow: 0 0 10px color-mix(in srgb, var(--nw-fg) 75%, transparent), 0 0 3px color-mix(in srgb, var(--nw-fg) 40%, transparent);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  line-height: 1.3; cursor: pointer;
}
#radio-meta {
  font-family: 'Courier New', monospace;
  font-size: 0.6rem; color: color-mix(in srgb, var(--nw-fg) 62%, transparent);
  letter-spacing: 0.04em; margin-top: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
#radio-idx {
  font-family: 'Courier New', monospace;
  font-size: 0.56rem; color: color-mix(in srgb, var(--nw-fg) 45%, transparent);
  margin-top: 5px; letter-spacing: 0.04em;
}

/* Visualizer */
#radio-viz {
  display: block; width: 100%; height: 20px; margin-top: 5px;
  opacity: 0.9;
}

/* Dropdown */
#radio-dropdown {
  position: absolute; left: 8px; right: 8px;
  max-height: 210px; overflow-y: auto;
  background: rgba(2,12,5,0.98);
  border: 1px solid color-mix(in srgb, var(--nw-fg) 40%, transparent);
  border-radius: 6px; z-index: 70;
  box-shadow: 0 6px 20px rgba(0,0,0,0.6), 0 0 14px color-mix(in srgb, var(--nw-fg) 12%, transparent);
  font-family: 'Courier New', monospace;
}
#radio-dropdown.hidden { display: none; }

.rd-item {
  padding: 6px 11px; font-size: 0.74rem; letter-spacing: 0.03em;
  color: color-mix(in srgb, var(--nw-fg) 78%, transparent); cursor: pointer;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  border-bottom: 1px solid color-mix(in srgb, var(--nw-fg) 10%, transparent);
}
.rd-item:hover { background: color-mix(in srgb, var(--nw-fg) 16%, transparent); color: color-mix(in srgb, var(--nw-fg) 72%, #fff 28%); }
.rd-item.current { color: var(--nw-fg); background: color-mix(in srgb, var(--nw-fg) 12%, transparent); text-shadow: 0 0 8px color-mix(in srgb, var(--nw-fg) 55%, transparent); }

.rd-group {
  padding: 5px 11px 3px; font-size: 0.58rem; letter-spacing: 0.12em;
  color: color-mix(in srgb, var(--nw-fg) 50%, transparent); text-transform: uppercase;
  border-bottom: 1px solid color-mix(in srgb, var(--nw-fg) 14%, transparent); position: sticky; top: 0;
  background: rgba(2,12,5,0.98);
}
.rd-row { display: flex; align-items: center; }
.rd-row .rd-item { flex: 1; min-width: 0; border-bottom: none; }
.rd-star {
  flex: 0 0 auto; padding: 6px 10px; cursor: pointer; font-size: 0.8rem;
  color: color-mix(in srgb, var(--nw-fg) 40%, transparent); background: none; border: none; font-family: inherit;
  border-bottom: 1px solid color-mix(in srgb, var(--nw-fg) 10%, transparent);
}
.rd-star.on { color: #ffd24a; text-shadow: 0 0 7px rgba(255,200,70,0.6); }
.rd-star:hover { color: #ffe27a; }
.rd-row:hover { background: color-mix(in srgb, var(--nw-fg) 10%, transparent); }

/* Search row */
.radio-search { display: flex; align-items: center; gap: 5px; margin-top: 9px; }
#radio-search-input {
  flex: 1; min-width: 0; font-family: 'Courier New', monospace; font-size: 0.7rem;
  background: color-mix(in srgb, var(--nw-fg) 5%, #000); border: 1px solid color-mix(in srgb, var(--nw-fg) 40%, transparent); border-radius: 5px;
  color: color-mix(in srgb, var(--nw-fg) 72%, #fff 28%); padding: 4px 8px; letter-spacing: 0.02em;
}
#radio-search-input::placeholder { color: color-mix(in srgb, var(--nw-fg) 40%, transparent); }
#radio-search-input:focus { outline: none; border-color: color-mix(in srgb, var(--nw-fg) 60%, transparent); box-shadow: 0 0 6px color-mix(in srgb, var(--nw-fg) 25%, transparent); }

/* Brass mini-chips */
.radio-chip {
  flex: 0 0 auto; min-width: 26px; padding: 4px 8px; cursor: pointer;
  background: linear-gradient(180deg, #c8b090 0%, #8a6040 42%, #6a4828 100%);
  border: 1px solid #4a2c10; border-radius: 5px; color: #1a0c04;
  font-size: 0.7rem; font-weight: 700; font-family: inherit;
  box-shadow: inset 0 1px 0 rgba(255,220,160,0.4), 0 1px 3px rgba(0,0,0,0.5);
  transition: all 0.08s;
}
.radio-chip:hover { filter: brightness(1.12); }
.radio-chip.active { background: linear-gradient(180deg, color-mix(in srgb, var(--nw-fg) 80%, #fff 20%), color-mix(in srgb, var(--nw-fg) 65%, #000 35%)); color: #042008; border-color: color-mix(in srgb, var(--nw-fg) 50%, #000); }
/* "≡ EQ" button when engaged: matches the EQ panel's "ON" button exactly. */
.radio-chip.eq-on {
  background: linear-gradient(180deg, color-mix(in srgb, var(--nw-fg) 80%, #fff 20%), color-mix(in srgb, var(--nw-fg) 65%, #000 35%)); color: #042008;
  border-color: color-mix(in srgb, var(--nw-fg) 50%, #000); box-shadow: 0 0 10px color-mix(in srgb, var(--nw-fg) 45%, transparent), inset 0 1px 0 rgba(255,255,255,0.3);
}

#radio-fav-btn {
  background: none; border: none; cursor: pointer; color: rgba(255,210,90,0.45);
  font-size: 0.95rem; line-height: 1; padding: 0 4px; flex-shrink: 0;
}
#radio-fav-btn.on { color: #ffd24a; text-shadow: 0 0 8px rgba(255,200,70,0.65); }
#radio-fav-btn:hover { color: #ffe27a; }

/* Controls row */
.radio-controls {
  display: flex; align-items: center; gap: 14px; margin-top: 24px;
}
.radio-transport { display: flex; gap: 5px; align-items: center; flex-shrink: 0; }
.radio-btn-chrome {
  background: linear-gradient(180deg, #c8b090 0%, #8a6040 42%, #6a4828 100%);
  border: 1px solid #4a2c10;
  border-radius: 5px; color: #1a0c04;
  font-size: 0.7rem; font-weight: 700;
  padding: 5px 9px; cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255,220,160,0.4), 0 2px 4px rgba(0,0,0,0.55);
  transition: all 0.08s;
  font-family: 'Inter', system-ui, sans-serif;
  letter-spacing: 0.02em; user-select: none;
}
.radio-btn-chrome:hover {
  background: linear-gradient(180deg, #dfc8a8 0%, #aa7c50 42%, #8a5830 100%);
  box-shadow: inset 0 1px 0 rgba(255,220,160,0.5), 0 3px 6px rgba(0,0,0,0.6);
}
.radio-btn-chrome:active {
  background: linear-gradient(0deg, #c0a880 0%, #7a5030 100%);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.45);
  transform: translateY(1px);
}
#radio-play-btn { padding: 5px 13px; font-size: 0.88rem; }

.radio-sliders { display: flex; flex-wrap: wrap; gap: 18px 12px; flex: 1; }
.radio-slider-group {
  display: flex; flex-direction: column; align-items: center; gap: 4px; flex: 1 1 40%;
}
.radio-slider {
  width: 100%; height: 3px;
  -webkit-appearance: none; appearance: none;
  cursor: pointer; accent-color: #a06030;
}
.radio-slider::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, #3a1a08, #6a3818);
  border-radius: 2px; height: 3px; border: 1px solid #4a2210;
}
.radio-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: linear-gradient(160deg, #d0a060, #8a5030);
  border: 1px solid #5a3010;
  box-shadow: 0 1px 3px rgba(0,0,0,0.55);
  cursor: pointer; margin-top: -6px;
}
.radio-slider-label {
  font-family: 'Courier New', monospace;
  font-size: 0.56rem; letter-spacing: 0.14em;
  color: rgba(200,150,80,0.6); text-transform: uppercase;
}

/* Sleep row */
.radio-extras { display: flex; align-items: center; gap: 5px; margin-top: 8px; }
.radio-extras-label, #radio-sleep-status {
  font-family: 'Courier New', monospace; font-size: 0.58rem; letter-spacing: 0.1em;
  color: rgba(200,150,90,0.7); text-transform: uppercase;
}
#radio-sleep-status { margin-left: 4px; color: color-mix(in srgb, var(--nw-fg) 72%, #fff 28%); letter-spacing: 0.05em; }

/* Tooltip */
#radio-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0; right: 0;
  background: rgba(2,12,5,0.97);
  border: 1px solid color-mix(in srgb, var(--nw-fg) 35%, transparent);
  border-radius: 6px;
  padding: 8px 12px;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  color: color-mix(in srgb, var(--nw-fg) 82%, transparent);
  line-height: 1.65;
  z-index: 65;
  pointer-events: none;
  box-shadow: 0 0 14px color-mix(in srgb, var(--nw-fg) 12%, transparent), 0 -2px 8px rgba(0,0,0,0.5);
  word-break: break-all;
}
#radio-tooltip.hidden { display: none; }

/* Equalizer view */
.radio-body.eq-open .radio-search,
.radio-body.eq-open .radio-controls,
.radio-body.eq-open .radio-extras { display: none; }

#radio-eq { margin-top: 14px; }
#radio-eq.hidden { display: none; }

.req-head { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.req-title {
  flex: 1; font-family: 'Cinzel', 'Palatino Linotype', serif;
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(255,205,110,0.9); text-shadow: 0 0 8px rgba(255,170,60,0.35);
}
.req-power {
  flex: 0 0 auto; padding: 4px 12px; cursor: pointer; font-family: inherit;
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.1em; border-radius: 20px;
  background: linear-gradient(180deg, #4a2c10, #2a1606); color: rgba(200,150,90,0.6);
  border: 1px solid #4a2c10; box-shadow: inset 0 1px 0 rgba(255,200,120,0.12);
  transition: all 0.1s;
}
.req-power.on {
  background: linear-gradient(180deg, color-mix(in srgb, var(--nw-fg) 80%, #fff 20%), color-mix(in srgb, var(--nw-fg) 65%, #000 35%)); color: #042008;
  border-color: color-mix(in srgb, var(--nw-fg) 50%, #000); box-shadow: 0 0 10px color-mix(in srgb, var(--nw-fg) 45%, transparent), inset 0 1px 0 rgba(255,255,255,0.3);
}
.req-presets {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-bottom: 16px;
}
.req-preset {
  padding: 6px 4px; cursor: pointer; font-family: inherit;
  font-size: 0.68rem; font-weight: 700; border-radius: 6px; color: #1a0c04;
  background: linear-gradient(180deg, #c8b090 0%, #8a6040 42%, #6a4828 100%);
  border: 1px solid #4a2c10; box-shadow: inset 0 1px 0 rgba(255,220,160,0.4), 0 1px 3px rgba(0,0,0,0.5);
  transition: all 0.08s;
}
.req-preset:hover { filter: brightness(1.12); }
.req-preset.active {
  background: linear-gradient(180deg, #ffe27a, #d8a020); color: #2a1606;
  border-color: #8a5a10; box-shadow: 0 0 9px rgba(255,200,80,0.5), inset 0 1px 0 rgba(255,255,255,0.35);
}
.req-bands { display: flex; justify-content: space-between; gap: 6px; padding: 0 2px; }
.req-band { display: flex; flex-direction: column; align-items: center; gap: 6px; flex: 1; }
.req-db {
  font-family: 'Courier New', monospace; font-size: 0.56rem; font-weight: 700;
  color: color-mix(in srgb, var(--nw-fg) 72%, #fff 28%); min-height: 0.8em;
}
.req-slider {
  writing-mode: vertical-lr; direction: rtl;
  width: 4px; height: 96px; cursor: pointer;
  -webkit-appearance: none; appearance: none; accent-color: color-mix(in srgb, var(--nw-fg) 65%, #000 35%);
  background: transparent;
}
.req-slider::-webkit-slider-runnable-track {
  width: 4px; border-radius: 2px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--nw-fg) 22%, #000), color-mix(in srgb, var(--nw-fg) 10%, #000)); border: 1px solid color-mix(in srgb, var(--nw-fg) 24%, #000);
}
.req-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 12px; border-radius: 3px; margin-left: -8px;
  background: linear-gradient(160deg, color-mix(in srgb, var(--nw-fg) 72%, #fff 28%), color-mix(in srgb, var(--nw-fg) 65%, #000 35%));
  border: 1px solid color-mix(in srgb, var(--nw-fg) 50%, #000); box-shadow: 0 1px 4px rgba(0,0,0,0.6), 0 0 6px color-mix(in srgb, var(--nw-fg) 40%, transparent);
  cursor: pointer;
}
.req-slider::-moz-range-thumb {
  width: 20px; height: 12px; border-radius: 3px; border: 1px solid color-mix(in srgb, var(--nw-fg) 50%, #000);
  background: linear-gradient(160deg, color-mix(in srgb, var(--nw-fg) 72%, #fff 28%), color-mix(in srgb, var(--nw-fg) 65%, #000 35%)); box-shadow: 0 1px 4px rgba(0,0,0,0.6);
}
.req-freq {
  font-family: 'Courier New', monospace; font-size: 0.54rem; letter-spacing: 0.04em;
  color: rgba(200,150,90,0.7);
}

/* Nameplate + about plaque */
.radio-model-label {
  background: linear-gradient(90deg, #7a5510 0%, #c8902a 28%, #e8b840 50%, #c8902a 72%, #7a5510 100%);
  border-top: 1px solid rgba(255,220,120,0.35);
  border-radius: 0 0 9px 9px;
  margin-top: 10px;
  padding: 6px 12px 8px;
  text-align: center;
  font-family: 'Cinzel', 'Trajan Pro', 'Palatino Linotype', serif;
  font-size: 0.68rem; letter-spacing: 0.6em;
  color: rgba(15,5,0,0.95); font-weight: 700;
  text-transform: lowercase;
  text-shadow: 0 1px 0 rgba(255,245,170,0.7), 0 -1px 0 rgba(80,30,0,0.3);
  user-select: none;
  position: relative;
  cursor: help;
}
.radio-about {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0; right: 0;
  background: linear-gradient(170deg, #f6e7c6 0%, #e9d3a2 100%);
  border: 1px solid #b8893a;
  border-radius: 8px;
  box-shadow: 0 10px 26px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.55);
  padding: clamp(10px, 1.3vmin, 20px) clamp(13px, 1.7vmin, 24px) clamp(11px, 1.4vmin, 22px);
  text-align: left; letter-spacing: normal; text-transform: none;
  white-space: normal; text-shadow: none;
  color: #4a3018;
  font-family: 'Cinzel', 'Palatino Linotype', Georgia, serif;
  font-weight: 400;
  opacity: 0; pointer-events: none;
  transition: opacity 0.18s ease, pointer-events 0s;
  z-index: 66;
}
.radio-model-label:hover .radio-about {
  opacity: 1; pointer-events: auto;
  transition: opacity 0.18s ease 2s, pointer-events 0s 2s;
}
.radio-model-label.show .radio-about {
  opacity: 1; pointer-events: auto;
  transition: opacity 0.18s ease, pointer-events 0s;
}
.radio-about .ra-title {
  font-family: 'Cinzel Decorative', 'Trajan Pro', serif; font-weight: 700;
  font-size: clamp(1.01rem, 1.7vmin, 1.6rem); letter-spacing: 0.04em; text-align: center;
  color: #5a3410; margin-bottom: 6px;
}
.radio-about p { margin: 0 0 7px; font-size: clamp(0.9rem, 1.35vmin, 1.35rem); line-height: 1.5; }
.radio-about em { font-style: italic; color: #6a3e12; }
.radio-about .ra-foot {
  font-size: clamp(0.76rem, 1.05vmin, 1.05rem); letter-spacing: 0.1em; text-align: center;
  text-transform: uppercase; color: rgba(90,52,16,0.72);
  border-top: 1px solid rgba(120,80,30,0.3); padding-top: 5px;
}

/* Filters sub-view — mirrors the EQ panel show/hide. */
.radio-body.filters-open .radio-search,
.radio-body.filters-open .radio-controls,
.radio-body.filters-open .radio-extras,
.radio-body.filters-open #radio-dropdown { display: none; }
#radio-filters { margin-top: 14px; }
#radio-filters.hidden { display: none; }
.rf-group { margin: 10px 0; }
.rf-label { font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.7; margin-bottom: 6px; }
.rf-rows { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.rf-row { display: inline-flex; align-items: center; gap: 6px; font-size: 0.85rem; cursor: pointer; }
.rf-row.rf-soon { opacity: 0.5; cursor: default; }
.rf-badge { font-style: normal; font-size: 0.62rem; letter-spacing: 0.06em; text-transform: uppercase;
  border: 1px solid currentColor; border-radius: 4px; padding: 0 4px; opacity: 0.8; }