/* ── Calculator form ──────────────────────────────── */
.calc-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-block: 1.5rem;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.calc-field--full {
  grid-column: 1 / -1;
}

.calc-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.calc-field .calc-hint {
  font-size: 0.78rem;
  color: var(--color-muted);
  font-weight: 400;
}

.calc-field input,
.calc-field select {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: #fff;
}

.calc-field input:focus,
.calc-field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.calc-form .btn {
  grid-column: 1 / -1;
  justify-self: start;
}

.calc-error {
  background: #fef2f2;
  border-left: 4px solid #dc2626;
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  color: #991b1b;
  font-size: 0.92rem;
  margin-block: 1rem;
}

/* ── Result panel ─────────────────────────────────── */
.calc-result {
  background: #eff6ff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-block: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ── Report table ──────────────────────────────────── */
.calc-report {
  margin-block: 1.5rem;
}

.calc-report__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.calc-report__header h3 {
  margin: 0;
}

.calc-report-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.88rem;
}

.calc-report-table th,
.calc-report-table td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.calc-report-table th {
  background: var(--color-surface);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.calc-report-table tbody tr:last-child td {
  border-bottom: none;
}

.calc-report-table td.calc-report__label-cell {
  font-weight: 600;
}

.calc-report-table td.calc-report__gauge-cell {
  color: var(--color-accent);
  font-weight: 700;
}

.calc-report-table .calc-report__notes {
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.5;
  max-width: 28ch;
}

.calc-report-table__remove {
  background: none;
  border: none;
  color: var(--color-muted);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0.2rem 0.4rem;
}

.calc-report-table__remove:hover {
  color: #dc2626;
}

/* ── Lead capture ─────────────────────────────────── */
.calc-lead {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.calc-lead p {
  width: 100%;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.25rem;
}

.calc-lead input,
.calc-lead textarea {
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.875rem;
  flex: 1 1 160px;
}

.calc-lead textarea {
  width: 100%;
  flex-basis: 100%;
  resize: vertical;
}

.calc-lead #wc-lead-status {
  width: 100%;
  font-size: 0.8rem;
}

.calc-lead #wc-lead-status.ok { color: #16a34a; }
.calc-lead #wc-lead-status.err { color: #dc2626; }

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 640px) {
  .calc-form {
    grid-template-columns: 1fr;
  }

  .calc-report-table {
    font-size: 0.8rem;
  }

  .calc-report-table th,
  .calc-report-table td {
    padding: 0.5rem;
  }
}