/* ===== Converter (Divisas specific) ===== */
.tool-section { padding-block: 20px 56px; }

.converter-card {
  max-width: 640px;
  margin-inline: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
}
@media (min-width: 640px) {
  .converter-card { padding: 32px; }
}

.field-group { margin-bottom: 18px; }
.field-group label {
  display: block;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

input[type="number"] {
  width: 100%;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 1.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  background: var(--bg);
  transition: border-color 0.2s;
}
input[type="number"]:focus { outline: none; border-color: var(--primary); }

select {
  width: 100%;
  border: 1.5px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--bg);
  cursor: pointer;
}
select:focus { outline: none; border-color: var(--primary); }

.converter-selects {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 10px;
}

.swap-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--line-strong);
  background: var(--bg);
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: 2px;
}
.swap-btn:hover { border-color: var(--primary); color: var(--primary); transform: rotate(180deg); }

.result-box {
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-alt);
  border-radius: var(--radius);
  text-align: center;
}
.result-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  color: var(--primary-600);
}
.result-rate {
  display: block;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--ink-600);
}

#update-hint { text-align: center; }

.chart-block { margin-top: 28px; }
.chart-title { font-size: 0.95rem; margin-bottom: 12px; text-align: center; }
.chart-container {
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 12px;
}
.chart-container svg { width: 100%; height: auto; }