:root {
  --modal-bg: #fff;
  --modal-border: #d0d0d0;
  --modal-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  --section-border: #e0e0e0;
  --modal-backdrop: rgba(0, 0, 0, 0.45);
  --color-input-border: #d0d0d0;
}

html[data-theme="light"] {
  --modal-bg: #fff;
  --modal-border: #d0d0d0;
  --modal-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  --section-border: #e0e0e0;
  --modal-backdrop: rgba(0, 0, 0, 0.45);
  --color-input-border: #d0d0d0;
}

html[data-theme="dark"] {
  --modal-bg: #2a2a2a;
  --modal-border: #555;
  --modal-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
  --section-border: #444;
  --modal-backdrop: rgba(0, 0, 0, 0.55);
  --color-input-border: #555;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --modal-bg: #2a2a2a;
    --modal-border: #555;
    --modal-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
    --section-border: #444;
    --modal-backdrop: rgba(0, 0, 0, 0.55);
    --color-input-border: #555;
  }
}

.options-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
}

.options-modal--open {
  display: block;
}

.options-modal__backdrop {
  position: absolute;
  inset: 0;
  background: var(--modal-backdrop);
}

.options-modal__panel {
  position: relative;
  margin: 0.5rem;
  max-width: none;
  max-height: calc(100dvh - 1rem);
  overflow-y: auto;
  background: var(--modal-bg);
  border: 1px solid var(--modal-border);
  border-radius: var(--control-border-radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--modal-shadow);
  color: var(--body-text);
}

.options-modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.options-modal__header h3 {
  margin: 0;
  font-size: 1.1rem;
}

.options-modal__close {
  width: auto;
  min-width: unset;
  padding: 8px 12px;
  font-size: 1.2rem;
  line-height: 1;
}

.options-section {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--section-border);
}

.options-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.options-section h4 {
  margin: 0 0 0.6rem 0;
  font-size: 0.95rem;
}

.options-palette-grid {
  --options-palette-label-width: minmax(7.5rem, 1fr);
  --options-palette-color-width: 2.5rem;
  display: grid;
  grid-template-columns:
    var(--options-palette-label-width)
    var(--options-palette-color-width)
    var(--options-palette-color-width);
  column-gap: 0.75rem;
  row-gap: 0.4rem;
  align-items: center;
}

.options-palette-grid__headings {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  margin-bottom: 0.15rem;
}

.options-palette-grid__headings span {
  font-size: 0.85rem;
  font-weight: bold;
  opacity: 0.85;
}

.options-palette-grid__headings .options-palette-grid__label-spacer {
  grid-column: 1;
}

.options-palette-grid__headings span:nth-child(2) {
  grid-column: 2;
  text-align: center;
}

.options-palette-grid__headings span:nth-child(3) {
  grid-column: 3;
  text-align: center;
}

.options-palette-grid__row {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: subgrid;
  align-items: center;
}

.options-palette-grid__name {
  grid-column: 1;
  font-size: 0.85rem;
  min-width: 0;
}

.options-palette-grid__row > input:nth-child(2) {
  grid-column: 2;
}

.options-palette-grid__row > input:nth-child(3) {
  grid-column: 3;
}

.options-palette-grid input[type="color"] {
  width: var(--options-palette-color-width);
  height: 1.6rem;
  padding: 0;
  border: 1px solid var(--color-input-border);
  cursor: pointer;
  background: transparent;
}

.options-row {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.options-row label {
  min-width: 0;
  font-size: 0.9rem;
}

.options-row input[type="color"] {
  width: 2.5rem;
  height: 1.6rem;
  padding: 0;
  border: 1px solid var(--color-input-border);
  cursor: pointer;
  background: transparent;
}

.options-row select {
  flex: none;
  width: 100%;
  min-width: 0;
}

.options-radio-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.options-radio-group label {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.9rem;
  min-width: unset;
}

.options-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.options-actions button {
  width: 100%;
  min-width: unset;
  padding: var(--control-padding-y) var(--control-padding-x);
  font-size: 0.85rem;
}

@media (min-width: 992px) {
  .options-modal__panel {
    margin: 2rem auto;
    max-width: 640px;
    max-height: calc(100vh - 4rem);
  }

  .options-modal__close {
    padding: 2px 10px;
  }

  .options-row {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .options-row label {
    min-width: 7rem;
  }

  .options-row select {
    flex: 1;
    width: auto;
    min-width: 8rem;
  }

  .options-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .options-actions button {
    width: auto;
    padding: 4px 12px;
  }
}