/* Decibel (dB) Meter — tool-specific overrides only.
   Shared tokens/components live in design-system.css. */

.dbm-warn {
  max-width: 760px;
  margin: var(--space-md) auto 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid #ffb000;
  border-left: 4px solid #ffb000;
  border-radius: var(--radius-sm);
  background: rgba(255, 176, 0, 0.07);
  color: #ffd479;
  font-size: 0.9rem;
  line-height: 1.55;
  text-align: left;
}
.dbm-warn strong { color: #ffd479; }

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}
@media (max-width: 760px) {
  .tool-grid { grid-template-columns: 1fr; }
}

.dbm-select {
  width: 100%;
  padding: 10px 12px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.dbm-status {
  margin-top: var(--space-md);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2, rgba(255, 255, 255, 0.03));
  border: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-dim);
  min-height: 1.2em;
}

/* Response segmented control */
.dbm-seg { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.dbm-seg__btn {
  padding: 10px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.dbm-seg__btn:hover { color: var(--color-text); }
.dbm-seg__btn--on {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(0, 255, 65, 0.08);
}

/* Level readout */
.dbm-readout {
  text-align: center;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(0, 255, 65, 0.03);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.dbm-readout[data-on="true"] {
  border-color: var(--color-primary);
  background: rgba(0, 255, 65, 0.08);
}
.dbm-readout__val {
  font-family: var(--font-mono);
  font-size: clamp(2.8rem, 10vw, 4rem);
  line-height: 1;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}
.dbm-readout__unit { font-size: 1.1rem; margin-left: 6px; color: var(--color-text-dim); }
.dbm-readout__peak {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-secondary);
}

/* Bar meter */
.dbm-bar {
  position: relative;
  height: 28px;
  margin-top: var(--space-md);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(90deg, #00b32d 0%, #00ff41 55%, #ffb000 80%, #ff5c5c 100%);
}
.dbm-bar__mask {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.88);
  border-left: 1px solid rgba(0, 0, 0, 0.4);
}
.dbm-bar__peak {
  position: absolute;
  top: 0; bottom: 0;
  left: 0;
  width: 2px;
  background: #ffffff;
  box-shadow: 0 0 4px rgba(255, 255, 255, 0.8);
  opacity: 0;
}
.dbm-bar__peak.is-on { opacity: 1; }
.dbm-scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-dim);
  margin-top: 4px;
}

/* Calibration */
.dbm-cal {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}
.dbm-num {
  width: 100%;
  padding: 8px 12px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.dbm-cal__out {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-dim);
}
.dbm-cal__out--active { color: var(--color-secondary); }

/* Stats */
.dbm-cells {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}
@media (max-width: 640px) {
  .dbm-cells { grid-template-columns: repeat(2, 1fr); }
}
.dbm-cell {
  text-align: center;
  padding: var(--space-md) 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgba(0, 255, 65, 0.02);
}
.dbm-cell__label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
}
.dbm-cell__value {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--color-secondary);
  font-variant-numeric: tabular-nums;
}