/* Volume Calculator — tool-specific styles (extracted from inline per P5.8) */

.calc {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 32px;
  margin: 24px 0;
}

.row {
  display: grid;
  grid-template-columns: 1fr 100px 100px 100px;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  border: 1px solid var(--glass-border);
}

.row label {
  font-weight: 700;
  font-size: 15px;
}

.row input {
  width: 100%;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  color: var(--text-primary);
  font: 15px var(--font-body);
}

.row input:focus {
  outline: 2px solid var(--flame);
  border-color: var(--flame);
}

.row .head {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  text-align: center;
}

.row-head {
  display: grid;
  grid-template-columns: 1fr 100px 100px 100px;
  gap: 12px;
  padding: 6px 14px;
  border-radius: 8px;
  margin-bottom: 4px;
}

.row-head span {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  text-align: center;
}

.row-head span:first-child {
  text-align: left;
}

.result {
  margin-top: 28px;
}

.result-row {
  display: grid;
  grid-template-columns: 140px 1fr 80px;
  gap: 16px;
  align-items: center;
  padding: 14px 14px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  margin-bottom: 6px;
}

.result-label {
  font-weight: 700;
  text-transform: capitalize;
}

.bar-outer {
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.bar-inner {
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s;
}

.bar-inner.bad,
.bar-inner.junk {
  background: var(--danger);
}

.bar-inner.low {
  background: var(--warning);
}

.bar-inner.good {
  background: var(--success);
}

.bar-inner.high {
  background: var(--info);
}

.result-value {
  font-weight: 800;
  text-align: right;
}

.zone {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--text-secondary);
  text-align: right;
}

h2 {
  font: 800 24px/1.3 var(--font-display);
  margin: 40px 0 12px;
}

h3 {
  font: 700 18px/1.3 var(--font-display);
  margin: 20px 0 8px;
}

p {
  margin-bottom: 12px;
  color: var(--text-secondary);
}

@media (max-width: 600px) {
  .row,
  .row-head {
    grid-template-columns: 1fr 70px 70px;
  }
  .row input:nth-child(5),
  .row-head span:nth-child(5) {
    display: none;
  }
  .row .vol {
    grid-column: 1 / -1;
    text-align: right;
    font-size: 13px;
    color: var(--text-secondary);
  }
  .result-row {
    grid-template-columns: 100px 1fr 70px;
  }
}