/* ===== ZOOM SLIDER FOR CALCULATOR WIDGETS ===== */
.hdj-zoom-control {
  display: flex; align-items: center; justify-content: center;
  gap: 0.6rem; padding: 0.5rem 1rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; margin: 0.75rem auto;
  max-width: 420px; user-select: none;
}
.hdj-zoom-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
.hdj-zoom-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background-color 0.2s;
}
.hdj-zoom-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-bg);
}
.hdj-zoom-slider {
  -webkit-appearance: none; appearance: none;
  width: 170px; height: 6px; border-radius: 3px;
  background: var(--border); outline: none;
  cursor: pointer;
}
.hdj-zoom-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg-card);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: pointer;
}
.hdj-zoom-slider::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg-card);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3); cursor: pointer;
}
.hdj-zoom-value {
  font-size: 0.8rem; font-weight: 600; color: var(--text-secondary);
  min-width: 38px; text-align: center;
}
.hdj-zoom-reset {
  background: none; border: 1px solid var(--border); border-radius: 4px;
  color: var(--text-secondary); font-size: 0.7rem; padding: 2px 6px;
  cursor: pointer; font-family: inherit; transition: all 0.2s;
}
.hdj-zoom-reset:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 600px) {
  .hdj-zoom-control { max-width: 100%; margin: 0.5rem 1rem; }
  .hdj-zoom-slider { width: 110px; }
}