/* Resonance Curve Plot Generator — tool-specific overrides only.
   Pure calculator/plotter (no mic, no audio). Global component classes
   (.input-label, .input-hint, .content-section, .faq-item, .faq-question,
   .faq-answer, .related-tool-card, .card-grid) come from design-system.css and
   are NOT redefined here. */

.rcp-note {
  max-width: 820px; margin: var(--space-md) auto 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border); border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.04);
  color: var(--color-text-dim); font-size: 0.9rem; line-height: 1.55; text-align: left;
}
.rcp-note strong { color: var(--color-text); }

/* layout */
.rcp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: start; }
@media (max-width: 760px) { .rcp-grid { grid-template-columns: 1fr; } }

.rcp-h3 { font-size: 1rem; margin-bottom: var(--space-sm); color: var(--color-primary); }
.rcp-field { margin-bottom: var(--space-md); }

.rcp-label-val { font-family: var(--font-mono); color: var(--color-secondary); font-weight: 600; float: right; }

/* inputs */
.rcp-num, .rcp-select {
  width: 100%; margin-top: 6px; 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: 0.95rem;
  box-sizing: border-box;
}
.rcp-num:focus, .rcp-select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.18); }
.rcp-num--inline { margin-top: 8px; }
.rcp-range { width: 100%; margin-top: 8px; accent-color: var(--color-primary); }

.rcp-controls { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-md); }
.rcp-controls .btn { flex: 1 1 auto; }

/* y-axis toggle */
.rcp-toggle-row { display: flex; gap: var(--space-xs); margin-top: 6px; }
.rcp-toggle {
  flex: 1 1 auto; padding: 8px 10px; cursor: pointer;
  background: var(--color-bg); color: var(--color-text-dim);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 0.85rem; transition: var(--transition-fast);
}
.rcp-toggle:hover { border-color: var(--color-primary); color: var(--color-text); }
.rcp-toggle:focus-visible { outline: none; box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.4); }
.rcp-toggle--on { background: rgba(0, 255, 65, 0.10); color: var(--color-primary); border-color: var(--color-primary); }

/* result cells */
.rcp-results { display: flex; flex-direction: column; gap: 8px; }
.rcp-cell { padding: 9px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.02); }
.rcp-cell__label { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-dim); }
.rcp-cell__val { display: block; margin-top: 2px; font-family: var(--font-mono); font-size: 1.05rem; color: var(--color-primary); word-break: break-word; }
.rcp-cell__note { display: block; margin-top: 3px; font-size: 0.78rem; color: var(--color-text-dim); line-height: 1.45; }
.rcp-cell--good { border-left: 4px solid var(--color-primary); }
.rcp-cell--warn { border-left: 4px solid #ffb43c; background: rgba(255, 180, 60, 0.06); }
.rcp-cell--warn .rcp-cell__val { color: #ffd9a0; }
.rcp-cell--prompt { border-left: 4px solid var(--color-secondary); }

/* canvas */
.rcp-canvas { display: block; width: 100%; height: auto; border-radius: var(--radius-sm); background: #060a08; border: 1px solid var(--color-border); }
.rcp-cap { margin-top: var(--space-sm); font-size: 0.8rem; color: var(--color-text-dim); line-height: 1.5; }

/* overlay legend */
.rcp-legend { margin-top: var(--space-md); display: flex; flex-direction: column; gap: 6px; }
.rcp-legend__head { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-dim); }
.rcp-legend__item {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 6px 10px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.02);
}
.rcp-legend__swatch { width: 14px; height: 14px; border-radius: 3px; flex: 0 0 auto; border: 1px solid rgba(255,255,255,0.2); }
.rcp-legend__label { flex: 1 1 auto; font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-text); }
.rcp-legend__remove {
  flex: 0 0 auto; padding: 4px 10px; cursor: pointer;
  background: transparent; color: var(--color-text-dim);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 0.78rem; transition: var(--transition-fast);
}
.rcp-legend__remove:hover { border-color: #ffb43c; color: #ffd9a0; }
.rcp-legend__remove:focus-visible { outline: none; box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.4); }

/* content lists */
.content-section ol { margin: var(--space-sm) 0 var(--space-sm) var(--space-lg); }
.content-section ol li { margin-bottom: var(--space-sm); line-height: 1.6; }
.rcp-formula {
  font-family: var(--font-mono); color: var(--color-secondary);
  text-align: center; font-size: 1rem; padding: var(--space-sm);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: rgba(0, 229, 255, 0.04);
}