/* ============================================================
   LUTHIER TUNING — page-specific styles. Page chrome, the power switch,
   the style-toggle, sliders and control-block panels all come from
   shared/tuner-common.css; this file only holds the spectrogram display
   and its control layout.
   ============================================================ */
.luthier {
  display: grid;
  gap: 1.35rem;
}

.luthier-live {
  display: grid;
  gap: 1rem;
}

.luthier-switches {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.2rem 2.6rem;
}

.luthier-display {
  display: grid;
  gap: 0.4rem;
  min-width: 0;
}

/* Same golden-case-over-dark-window bezel as the other instrument
   displays (see .spectrum-case in shared/tuner-common.css), just larger. */
.luthier-case {
  position: relative;
  padding: 5px;
  border-radius: 0.95rem;
  background: linear-gradient(145deg, #caa06a, #8a5a30);
  box-shadow: var(--shadow-soft);
}

.luthier-spectrum,
.luthier-waterfall {
  display: block;
  width: 100%;
  border-radius: 0.7rem;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(80, 60, 40, 0.35), transparent 70%),
    linear-gradient(180deg, #241b14, #171310);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.45);
  touch-action: none;
}

.luthier-spectrum {
  height: clamp(240px, 42vw, 380px);
  cursor: crosshair;
}

.luthier-waterfall {
  height: clamp(130px, 18vw, 190px);
  background: #171310;
}

.luthier-legend {
  position: absolute;
  top: 14px;
  right: 18px;
  display: flex;
  gap: 0.9rem;
  pointer-events: none;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(246, 241, 232, 0.72);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.legend-item::before {
  content: "";
  width: 14px;
  height: 3px;
  border-radius: 2px;
}

.legend-live::before {
  background: #ffd88a;
  box-shadow: 0 0 6px rgba(255, 216, 138, 0.6);
}

.legend-peak::before {
  background: rgba(160, 196, 236, 0.85);
}

.luthier-display .spectrum-labels {
  gap: 0.75rem;
  align-items: baseline;
  font-variant-numeric: tabular-nums;
}

.luthier-peak-readout {
  text-align: center;
  font-weight: 600;
  color: var(--accent-strong);
}

.luthier-cursor-readout {
  margin: 0;
  min-height: 1.4em;
  text-align: center;
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  color: var(--ink-soft);
}

.luthier-waterfall-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0 0.75rem;
  margin-top: 0.4rem;
}

.luthier-waterfall-title {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--ink);
}

.luthier-waterfall-sub {
  font-size: 0.72rem;
  color: var(--ink-soft);
}

/* ---- Display Controls panel ---- */
.luthier-control-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem 1.6rem;
  align-items: start;
}

.luthier-control {
  display: grid;
  gap: 0.35rem;
  min-width: 0;
}

.luthier-control .hint {
  margin: 0;
}

.luthier-control-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

.luthier-control-head .slider-title {
  margin: 0;
}

.luthier-control-value {
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-strong);
}

.luthier-control-reset {
  align-self: center;
  justify-items: center;
  text-align: center;
}

.luthier-reset-btn {
  padding: 0.5rem 1.1rem;
  font-weight: 600;
}

/* ---- How to read it ---- */
.luthier-guide-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.55rem;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

@media (max-width: 560px) {
  .luthier-legend {
    top: 10px;
    right: 12px;
    gap: 0.6rem;
    font-size: 0.62rem;
  }

  .luthier-display .spectrum-labels {
    flex-wrap: wrap;
    font-size: 0.66rem;
  }

  /* Range ends stay on one line at the edges; the peak readout drops to
     its own full-width row underneath. */
  .luthier-display .spectrum-labels > span {
    white-space: nowrap;
  }

  .luthier-peak-readout {
    order: 3;
    flex-basis: 100%;
    font-size: 0.74rem;
  }
}