.dof-root {
  width: 100%;
  max-width: 64rem;
  margin: 0 auto;
}

.dof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.theme-dark .dof-grid {
  border-color: #334155;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .dof-grid {
    grid-template-columns: 1fr;
  }
}

.dof-inputs-panel {
  padding: 2rem 3rem;
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.theme-dark .dof-inputs-panel {
  background: rgba(15, 23, 42, 0.5);
}

@media (max-width: 768px) {
  .dof-inputs-panel {
    padding: 2rem;
  }
}

.dof-panel-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 900;
  color: #1e293b;
  margin: 0;
}

.theme-dark .dof-panel-title {
  color: #f8fafc;
}

.dof-panel-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: #6366f1;
}

.dof-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.dof-group-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
}

.dof-sensor-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.dof-sensor-btn {
  padding: 0.4rem 0.9rem;
  border-radius: 0.5rem;
  border: 2px solid #e2e8f0;
  background: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  color: #475569;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.theme-dark .dof-sensor-btn {
  background: #1e293b;
  border-color: #334155;
  color: #94a3b8;
}

.dof-sensor-btn:hover {
  border-color: #6366f1;
  color: #6366f1;
}

.dof-sensor-btn.dof-sensor-btn-active {
  border-color: #6366f1;
  background: #eef2ff;
  color: #4338ca;
}

.theme-dark .dof-sensor-btn.dof-sensor-btn-active {
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
}

.dof-sensor-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dof-select-wrapper {
  position: relative;
  flex: 1;
}

.dof-select {
  appearance: none;
  cursor: pointer;
  width: 100%;
  background: #fff;
  border: 2px solid #e2e8f0;
  border-radius: 0.75rem;
  padding: 0.45rem 2rem 0.45rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #475569;
  outline: none;
  transition: border-color 0.15s;
}

.theme-dark .dof-select {
  background: #1e293b;
  border-color: #334155;
  color: #94a3b8;
}

.dof-select:focus {
  border-color: #6366f1;
}

.dof-select-arrow {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: #94a3b8;
  pointer-events: none;
}

.dof-slider-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.dof-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.dof-slider-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: #6366f1;
  font-variant-numeric: tabular-nums;
}

.theme-dark .dof-slider-value {
  color: #a5b4fc;
}

.dof-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 5px;
  border-radius: 3px;
  background: linear-gradient(to right, #6366f1 var(--pct, 33%), #e2e8f0 var(--pct, 33%));
  outline: none;
  cursor: pointer;
}

.theme-dark .dof-slider {
  background: linear-gradient(to right, #818cf8 var(--pct, 33%), #334155 var(--pct, 33%));
}

.dof-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: #6366f1;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.4);
  transition: transform 0.1s;
}

.dof-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.dof-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: #6366f1;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.4);
}

/* Distance slider with unit toggle */
.dof-distance-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dof-unit-toggle {
  display: flex;
  border-radius: 0.5rem;
  overflow: hidden;
  border: 2px solid #e2e8f0;
}

.theme-dark .dof-unit-toggle {
  border-color: #334155;
}

.dof-unit-btn {
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  border: none;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.dof-unit-btn.dof-unit-btn-active {
  background: #6366f1;
  color: #fff;
}

.dof-results-panel {
  padding: 2rem 3rem;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .dof-results-panel {
    padding: 2rem;
  }
}

.dof-results-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 900;
  color: #c7d2fe;
  margin: 0;
}

.dof-results-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: #a5b4fc;
}

.dof-primary {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.dof-primary-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #c7d2fe;
  margin: 0;
}

.dof-primary-value {
  font-size: clamp(3rem, 8vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.dof-bar-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.dof-bar-svg {
  width: 100%;
  height: 80px;
  overflow: visible;
}

.dof-error {
  display: none;
  padding: 0.75rem 1rem;
  background: rgba(239, 68, 68, 0.25);
  border: 1px solid rgba(239, 68, 68, 0.5);
  border-radius: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fca5a5;
}

.dof-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
}

.dof-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.dof-stat-label {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #c7d2fe;
  margin: 0;
}

.dof-stat-value {
  font-size: 1.1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  margin: 0;
  line-height: 1.2;
  color: #e0e7ff;
}

.dof-details {
  border-top: 1px solid rgba(165, 180, 252, 0.3);
  padding-top: 1rem;
}

.dof-details-toggle {
  background: none;
  border: none;
  color: #a5b4fc;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0;
}

.dof-details-toggle:hover {
  color: #c7d2fe;
}

.dof-details-icon {
  width: 1rem;
  height: 1rem;
  transition: transform 0.2s;
}

.dof-details-icon-open {
  transform: rotate(180deg);
}

.dof-details-content {
  display: none;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: #c7d2fe;
  line-height: 1.6;
}

.dof-details-content-visible {
  display: block;
}

.dof-coc-value {
  font-weight: 700;
  color: #a5b4fc;
}