:root {
  --n-ink: #202326;
  --n-muted: #5f6872;
  --n-paper: #f7f5ef;
  --n-surface: #fff;
  --n-line: #d8d5ca;
  --n-accent: #b85c38;
  --n-accent-deep: #74351f;
  --n-glow: #f0bd5c;
  --n-blue: #2d6b86;
  --n-shadow: rgba(32, 35, 38, .12);
}

.theme-dark {
  --n-ink: #f3efe5;
  --n-muted: #b9b3a8;
  --n-paper: #171a1c;
  --n-surface: #24282b;
  --n-line: #4b4d4c;
  --n-accent: #e08055;
  --n-accent-deep: #f1a375;
  --n-glow: #f3c96c;
  --n-blue: #7ab7ce;
  --n-shadow: rgba(0, 0, 0, .28);
}

.voltage-divider-tool {
  display: grid;
  grid-template-columns: minmax(240px, .8fr) minmax(420px, 1.45fr);
  gap: 1.25rem;
  color: var(--n-ink);
  background: var(--n-paper);
  border: 1px solid var(--n-line);
  border-radius: 1.25rem;
  padding: clamp(1rem, 3vw, 2rem);
  box-shadow: 0 1.25rem 2.5rem var(--n-shadow);
}

.divider-controls,
.divider-scene {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.divider-controls {
  justify-content: space-between;
}

.divider-mode,
.divider-input-panel,
.divider-scene,
.divider-formula {
  background: var(--n-surface);
  border: 1px solid var(--n-line);
  border-radius: 1rem;
}

.divider-mode {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem;
  padding: .85rem;
}

.divider-kicker {
  color: var(--n-accent-deep);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.divider-mode .divider-kicker {
  grid-column: 1 / -1;
}

.divider-mode-option {
  cursor: pointer;
  position: relative;
}

.divider-mode-option input {
  position: absolute;
  opacity: 0;
}

.divider-mode-option span {
  display: block;
  border: 1px solid var(--n-line);
  border-radius: .7rem;
  padding: .7rem .6rem;
  text-align: center;
  font-size: .85rem;
}

.divider-mode-option input:checked + span {
  color: var(--n-surface);
  background: var(--n-accent);
  border-color: var(--n-accent);
}

.divider-mode-option input:focus-visible + span {
  outline: 3px solid var(--n-glow);
  outline-offset: 2px;
}

.divider-input-panel {
  display: grid;
  gap: .9rem;
  padding: 1rem;
}

.divider-panel-heading p,
.divider-formula p {
  color: var(--n-muted);
  font-size: .83rem;
  line-height: 1.45;
  margin: .35rem 0 0;
}

.divider-field {
  display: grid;
  gap: .35rem;
  color: var(--n-muted);
  font-size: .82rem;
  font-weight: 700;
}

.divider-input-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border: 1px solid var(--n-line);
  border-radius: .65rem;
  background: var(--n-paper);
  overflow: hidden;
}

.divider-input-wrap input {
  width: 100%;
  min-width: 0;
  border: 0;
  color: var(--n-ink);
  background: transparent;
  font: inherit;
  font-size: 1.02rem;
  padding: .7rem .65rem;
}

.divider-input-wrap input:focus-visible {
  outline: 3px solid var(--n-glow);
  outline-offset: -3px;
}

.divider-input-wrap em {
  color: var(--n-accent-deep);
  font-style: normal;
  font-size: .78rem;
  padding: 0 .65rem;
}

.divider-note {
  color: var(--n-muted);
  font-size: .78rem;
  line-height: 1.5;
  margin: 0;
}

.divider-scene {
  padding: 1rem;
}

.divider-scene-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.divider-status {
  border-radius: 99rem;
  font-size: .72rem;
  font-weight: 800;
  padding: .35rem .6rem;
  text-align: right;
}

.divider-status-good {
  color: var(--n-blue);
  background: color-mix(in srgb, var(--n-blue) 16%, var(--n-surface));
}

.divider-status-warning {
  color: var(--n-accent-deep);
  background: color-mix(in srgb, var(--n-accent) 16%, var(--n-surface));
}

.divider-diagram {
  border-radius: .8rem;
  background: var(--n-paper);
  overflow: hidden;
}

.divider-diagram svg {
  display: block;
  height: auto;
  width: 100%;
}

.divider-wire,
.divider-rail {
  fill: none;
  stroke: var(--n-ink);
  stroke-linecap: round;
  stroke-width: 5;
}

.divider-resistor {
  stroke: var(--n-ink);
  stroke-width: 3;
}

.divider-resistor-top {
  fill: var(--n-accent);
}

.divider-resistor-bottom {
  fill: var(--n-blue);
}

.divider-tap {
  fill: none;
  stroke: var(--n-glow);
  stroke-linecap: round;
  stroke-width: 5;
}

.divider-node {
  fill: var(--n-glow);
  stroke: var(--n-ink);
  stroke-width: 3;
}

.divider-glow {
  fill: none;
  opacity: .35;
  stroke: var(--n-glow);
  stroke-width: 6;
}

.divider-label {
  fill: var(--n-ink);
  font-size: 15px;
  font-weight: 700;
  text-anchor: middle;
}

.divider-label-supply,
.divider-label-ground {
  text-anchor: start;
}

.divider-label-tap,
.divider-label-small {
  text-anchor: start;
}

.divider-label-small {
  fill: var(--n-muted);
  font-size: 13px;
}

.divider-output {
  display: grid;
  gap: .8rem;
}

.divider-output-main {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem .8rem;
  padding: .3rem 0;
}

.divider-output-main span,
.divider-output-main small,
.divider-output-grid span {
  color: var(--n-muted);
  font-size: .78rem;
}

.divider-output-main strong {
  color: var(--n-accent-deep);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  line-height: 1;
}

.divider-output-main small {
  font-weight: 700;
}

.divider-output-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .6rem;
}

.divider-output-grid div {
  display: grid;
  gap: .3rem;
  border-top: 1px solid var(--n-line);
  padding-top: .6rem;
}

.divider-output-grid strong {
  font-size: 1rem;
}

.divider-invalid {
  display: grid;
  gap: .35rem;
  border: 1px solid var(--n-accent);
  border-radius: .7rem;
  padding: .8rem;
}

.divider-invalid span {
  color: var(--n-muted);
  font-size: .85rem;
  line-height: 1.45;
}

.divider-formula {
  padding: .85rem 1rem;
}

.divider-formula code {
  color: var(--n-ink);
  font-weight: 700;
}

[hidden] {
  display: none;
}

@media (max-width: 760px) {
  .voltage-divider-tool {
    grid-template-columns: 1fr;
  }

  .divider-output-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}