/* Lumenear Acoustic Calculator — UPGRADE: Result + Meter V2 + Print Styles
   Add this CSS to the project (link AFTER styles.css) */

/* ═══════════════════════════════════════════
   ABSORPTION DONUT
   ═══════════════════════════════════════════ */
.donut-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 20px;
}
.donut-layout {
  display: flex;
  align-items: center;
  gap: 28px;
}
.donut-svg {
  width: 180px;
  height: 180px;
  flex-shrink: 0;
}
.donut-legend {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.legend-row {
  display: grid;
  grid-template-columns: 10px 1fr auto auto;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}
.legend-row:last-child { border-bottom: none; }
.legend-highlight {
  background: rgba(200, 184, 154, .06);
  border-radius: 4px;
  padding: 6px 8px 6px 0;
  margin: -2px -8px -2px 0;
}
.legend-highlight .legend-name { font-weight: 700; color: var(--accent); }
.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}
.legend-name { color: var(--text-sec); }
.legend-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text);
  font-weight: 500;
  text-align: right;
}
.legend-pct {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-sec);
  text-align: right;
  min-width: 28px;
}

/* ═══════════════════════════════════════════
   METRIC CARDS
   ═══════════════════════════════════════════ */
.metric-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 12px;
  text-align: center;
}
.metric-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 4px;
}
.metric-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  opacity: .7;
  margin-left: 2px;
}
.metric-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-sec);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ═══════════════════════════════════════════
   COMPARISON CHART
   ═══════════════════════════════════════════ */
.comp-chart-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 20px;
}
.comp-chart { position: relative; }
.comp-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.comp-label {
  width: 120px;
  flex-shrink: 0;
  font-size: 11px;
  color: var(--text-sec);
  text-align: right;
}
.comp-track {
  flex: 1;
  position: relative;
  height: 28px;
  background: var(--bg);
  border-radius: 4px;
  overflow: hidden;
}
.comp-bar {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  border-radius: 4px;
  min-width: 3px;
}
.comp-zone-bg {
  position: absolute;
  top: 0;
  height: 100%;
  background: rgba(107, 143, 113, .08);
  border-left: 1px solid rgba(107, 143, 113, .2);
  border-right: 1px solid rgba(107, 143, 113, .2);
  pointer-events: none;
}
.comp-target-line {
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--ok);
  opacity: .6;
}
.comp-target-row .comp-track { height: 20px; background: transparent; }
.comp-value {
  width: 50px;
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-mono);
  text-align: right;
}
.comp-scale-row { margin-bottom: 0; margin-top: -4px; }
.comp-scale-track {
  height: 16px !important;
  background: transparent !important;
  overflow: visible !important;
}
.comp-tick {
  position: absolute;
  top: 0;
  font-size: 8px;
  color: var(--text-sec);
  font-family: var(--font-mono);
  transform: translateX(-50%);
}
.comp-zone-legend {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  color: var(--ok);
  margin-top: 8px;
}
.comp-zone-dot {
  width: 12px;
  height: 4px;
  background: var(--ok);
  border-radius: 2px;
  opacity: .4;
}

/* ═══════════════════════════════════════════
   RT60 METER V2 — bigger, with sound waves
   ═══════════════════════════════════════════ */
.rt60-meter-v2 {
  background: #0a0a0a;
  border-top: 1px solid var(--border);
  padding: 12px 28px 16px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: opacity .3s ease, transform .3s ease;
}
.rt60-meter-v2.meter-hidden {
  opacity: 0;
  transform: translateY(100%);
  pointer-events: none;
  height: 0;
  padding: 0;
  overflow: hidden;
}

/* Sound wave animation */
.meter-v2-wave { flex-shrink: 0; }
@keyframes meterWave {
  0%   { r: 4; opacity: .5; stroke-width: 1.2; }
  100% { r: 16; opacity: 0; stroke-width: .3; }
}

.meter-v2-data { flex: 1; min-width: 0; }

.meter-v2-vals {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.mv2-item { display: flex; align-items: center; gap: 6px; }
.mv2-label {
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-sec);
}
.mv2-num {
  font-size: 14px;
  font-family: var(--font-mono);
  font-weight: 700;
}
.mv2-arrow {
  font-size: 14px;
  color: var(--accent);
  opacity: .5;
}
.mv2-badge {
  font-size: 12px;
  font-weight: 700;
  color: var(--ok);
  background: rgba(107, 143, 113, .12);
  padding: 3px 10px;
  border-radius: 12px;
  margin-left: auto;
}

/* Track */
.meter-v2-track {
  position: relative;
  height: 14px;
  background: var(--surface);
  border-radius: 7px;
  overflow: visible;
}
.mv2-zone {
  position: absolute;
  top: 0;
  height: 100%;
  border-radius: 7px;
}
.mv2-green { background: rgba(107, 143, 113, .18); }
.mv2-orange { background: rgba(200, 137, 26, .1); }
.mv2-red { background: rgba(184, 92, 56, .08); border-radius: 0 7px 7px 0; }

.mv2-target-tick {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 20px;
  background: var(--ok);
  opacity: .4;
  border-radius: 1px;
  transition: left .5s cubic-bezier(.4, 0, .2, 1);
}

.mv2-marker {
  position: absolute;
  top: -5px;
  width: 6px;
  height: 24px;
  border-radius: 3px;
  transition: left .5s cubic-bezier(.4, 0, .2, 1);
  z-index: 2;
}
.mv2-marker-before { background: #94a3b8; }
.mv2-marker-after { background: #C8B89A; }

.mv2-marker-label {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: inherit;
  white-space: nowrap;
}
.mv2-marker-before .mv2-marker-label { color: #94a3b8; }
.mv2-marker-after .mv2-marker-label { color: #C8B89A; }

/* Scale */
.meter-v2-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 8px;
  color: var(--text-sec);
  font-family: var(--font-mono);
}


/* ═══════════════════════════════════════════
   UPGRADED RESULT HERO — refined spacing
   ═══════════════════════════════════════════ */
.result-hero-v2 {
  display: flex;
  gap: 32px;
  align-items: center;
  justify-content: center;
  padding: 28px 0 24px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.rh2-number { text-align: center; }
.rh2-number .rh2-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-sec);
  font-weight: 600;
  margin-bottom: 6px;
}
.rh2-number .rh2-value {
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1;
}
.rh2-number .rh2-unit {
  font-size: 11px;
  color: var(--text-sec);
  margin-top: 4px;
}
.rh2-arrow {
  font-size: 24px;
  color: var(--accent);
  opacity: .5;
}
.rh2-badge {
  text-align: center;
  padding: 12px 20px;
  border-radius: 20px;
  background: rgba(107, 143, 113, .12);
}
.rh2-badge-pct {
  font-size: 26px;
  font-weight: 700;
  color: var(--ok);
}
.rh2-badge-label {
  font-size: 9px;
  color: var(--ok);
  margin-top: 2px;
}

/* Section dividers */
.result-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}


/* ═══════════════════════════════════════════
   PRINT SAFETY NET — the report itself is a real PDF
   (generated by report-pdf.js), not window.print(). This
   just hides interactive chrome if someone hits Ctrl+P anyway.
   ═══════════════════════════════════════════ */
@media print {
  .no-print { display: none !important; }
}

/* ═══════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  .mv2-marker,
  .mv2-target-tick,
  .comp-bar { transition-duration: 0s !important; }
  .meter-v2-wave svg circle { animation: none !important; }
}