/* Gear Mesh Frequency Calculator — tool-specific overrides only. Pure calculator (no mic/audio). */

.gmf-warn-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;
}
.gmf-warn-note strong { color: var(--color-text); }

.gmf-h3 { font-size: 1.0rem; margin-bottom: var(--space-xs); }

/* top-level inputs (RPM + sideband order) */
.gmf-controls { display: flex; flex-wrap: wrap; gap: var(--space-md); align-items: flex-end; }
.gmf-field { flex: 1 1 200px; min-width: 150px; }
.gmf-num {
  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;
}
.gmf-num:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.18); }

/* per-stage cards */
.gmf-stages { margin-top: var(--space-md); display: flex; flex-direction: column; gap: var(--space-md); }
.gmf-stage { border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-md); background: rgba(0, 255, 65, 0.02); }
.gmf-stage__head { font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-primary); margin-bottom: var(--space-sm); }
.gmf-stage__grid { display: flex; flex-wrap: wrap; gap: var(--space-md); }

.gmf-stage-actions { display: flex; gap: var(--space-sm); margin-top: var(--space-md); flex-wrap: wrap; }

.gmf-layout { display: grid; grid-template-columns: 1.05fr 1fr; gap: var(--space-lg); margin-top: var(--space-lg); align-items: start; }
@media (max-width: 780px) { .gmf-layout { grid-template-columns: 1fr; } }
.gmf-canvas { display: block; width: 100%; height: 260px; border-radius: var(--radius-sm); background: #060a08; border: 1px solid var(--color-border); }

.gmf-results { display: flex; flex-direction: column; gap: 8px; }
.gmf-cell { padding: 8px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.02); }
.gmf-cell__label { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-dim); }
.gmf-cell__val { display: block; margin-top: 2px; font-family: var(--font-mono); font-size: 1.1rem; color: var(--color-primary); }
.gmf-cell__note { display: block; margin-top: 3px; font-size: 0.78rem; color: var(--color-text-dim); line-height: 1.45; }

.gmf-warn { margin-top: var(--space-md); display: flex; flex-direction: column; gap: 6px; }
.gmf-warnline { padding: 8px 12px; border: 1px solid rgba(255, 180, 60, 0.35); border-left: 4px solid #ffb43c; border-radius: var(--radius-sm); background: rgba(255, 180, 60, 0.06); color: #ffd9a0; font-size: 0.82rem; line-height: 1.5; }

/* per-stage chain table */
.gmf-tablewrap { margin-top: var(--space-lg); border: 1px solid var(--color-border); border-radius: var(--radius-sm); overflow-x: auto; }
.gmf-table { display: flex; flex-direction: column; font-size: 0.82rem; min-width: 460px; }
.gmf-trow { display: grid; grid-template-columns: 60px 70px 70px 70px 1fr 1fr; }
.gmf-trow:nth-child(even) { background: rgba(255, 255, 255, 0.02); }
.gmf-trow--head { background: rgba(0, 255, 65, 0.08); color: var(--color-primary); font-weight: 600; }
.gmf-tcell { padding: 6px 8px; border-bottom: 1px solid var(--color-border); font-family: var(--font-mono); text-align: center; color: var(--color-text); }
.gmf-tcell--band { text-align: left; color: var(--color-primary); }

/* harmonics / sidebands */
.gmf-section { margin-top: var(--space-lg); }
.gmf-sub-h { font-family: var(--font-mono); font-size: 0.9rem; color: var(--color-primary); margin-bottom: var(--space-xs); }
.gmf-sub-note { font-size: 0.8rem; color: var(--color-text-dim); line-height: 1.5; margin: 0 0 var(--space-sm); }

.gmf-harm { border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-sm) var(--space-md); margin-bottom: var(--space-sm); background: rgba(0, 229, 255, 0.03); }
.gmf-harm__head { font-family: var(--font-mono); color: var(--color-secondary); font-size: 0.9rem; margin-bottom: 6px; }
.gmf-sbrow { display: grid; grid-template-columns: 200px 1fr; gap: 8px; padding: 4px 0; align-items: baseline; }
@media (max-width: 640px) { .gmf-sbrow { grid-template-columns: 1fr; } }
.gmf-sbrow__label { font-size: 0.76rem; color: var(--color-text-dim); }
.gmf-sbrow__vals { font-family: var(--font-mono); font-size: 0.82rem; color: var(--color-text); word-spacing: 2px; line-height: 1.6; }

/* HTF list */
.gmf-htfrow { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 6px 10px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); margin-bottom: 6px; background: rgba(0, 255, 65, 0.02); }
.gmf-htfrow__label { font-size: 0.82rem; color: var(--color-text-dim); }
.gmf-htfrow__val { font-family: var(--font-mono); font-size: 0.9rem; color: var(--color-primary); }

/* data tables in the explanatory section */
.gmf-data { width: 100%; border-collapse: collapse; font-size: 0.85rem; margin-top: var(--space-md); }
.gmf-data caption { caption-side: top; text-align: left; color: var(--color-text-dim); font-size: 0.8rem; margin-bottom: var(--space-xs); }
.gmf-data th, .gmf-data td { border: 1px solid var(--color-border); padding: 7px 10px; text-align: left; }
.gmf-data th { background: rgba(0, 255, 65, 0.08); color: var(--color-primary); font-family: var(--font-mono); font-weight: 600; }
.gmf-data td { color: var(--color-text); }
.gmf-data tr:nth-child(even) td { background: rgba(255, 255, 255, 0.02); }