nova-slider {
  display: block;
  width: 100%;
  min-width: 0;
  --nsc-handle-size: 48px;
  --nsc-fallback-accent: #1d4ed8;
  --nsc-fallback-muted: #526078;
  --nsc-fallback-panel: #f7f8fc;
  --nsc-fallback-line: #c5cede;
  --nsc-fallback-text: #23283a;
  --nsc-fallback-handle: #fff;
  --nsc-fallback-success: #176348;
  --nsc-fallback-error: #b1223c;
  /* Semantic link/error tokens precede Django's decorative yellow --accent. */
  --nsc-accent: var(--link-fg, var(--accent, var(--nsc-fallback-accent)));
  --nsc-muted: var(--body-quiet-color, var(--muted, var(--nsc-fallback-muted)));
  --nsc-panel: var(--panel2, var(--darkened-bg, var(--nsc-fallback-panel)));
  --nsc-line: var(--line, var(--border-color, var(--nsc-fallback-line)));
  --nsc-text: var(--text, var(--body-fg, var(--nsc-fallback-text)));
  --nsc-handle-bg: var(--panel, var(--nova-panel, var(--body-bg, var(--nsc-fallback-handle))));
  --nsc-success: var(--nsc-fallback-success);
  --nsc-error: var(--error-fg, var(--danger, var(--nsc-fallback-error)));
  --nsc-success-panel: #164b3a;
  --nsc-success-text: #fff;
}
/* OS preference supplies standalone fallbacks, never overrides host tokens. */
@media (prefers-color-scheme: dark) {
  :where(:root:not([data-theme="light"])) nova-slider {
    --nsc-fallback-accent: #a8c7ff;
    --nsc-fallback-muted: #b4c1d6;
    --nsc-fallback-panel: #253246;
    --nsc-fallback-line: #53647e;
    --nsc-fallback-text: #e7edf5;
    --nsc-fallback-handle: #1b2534;
    --nsc-fallback-success: #78e0b4;
    --nsc-fallback-error: #ff9aaf;
  }
}
:where(:root[data-theme="dark"]) nova-slider {
  --nsc-fallback-accent: #a8c7ff;
  --nsc-fallback-muted: #b4c1d6;
  --nsc-fallback-panel: #253246;
  --nsc-fallback-line: #53647e;
  --nsc-fallback-text: #e7edf5;
  --nsc-fallback-handle: #1b2534;
  --nsc-fallback-success: #78e0b4;
  --nsc-fallback-error: #ff9aaf;
}
/* Explicit Django/Nova appearance wins over OS defaults. */
:where(:root[data-theme="light"], .nova-mode-light) nova-slider {
  --nsc-fallback-accent: #1d4ed8;
  --nsc-fallback-muted: #526078;
  --nsc-fallback-panel: #f7f8fc;
  --nsc-fallback-line: #c5cede;
  --nsc-fallback-text: #23283a;
  --nsc-fallback-handle: #fff;
  --nsc-fallback-success: #176348;
  --nsc-fallback-error: #b1223c;
}
:where(.nova-mode-dark) nova-slider {
  --nsc-fallback-accent: #a8c7ff;
  --nsc-fallback-muted: #b4c1d6;
  --nsc-fallback-panel: #253246;
  --nsc-fallback-line: #53647e;
  --nsc-fallback-text: #e7edf5;
  --nsc-fallback-handle: #1b2534;
  --nsc-fallback-success: #78e0b4;
  --nsc-fallback-error: #ff9aaf;
}

.nsc {
  color: var(--nsc-text);
  overflow-wrap: anywhere;
}
.nsc * {
  box-sizing: border-box;
}
.nsc-image {
  position: relative;
  width: 100%;
  aspect-ratio: 2;
  border-radius: 10px;
  overflow: hidden;
  background: var(--nsc-panel);
  isolation: isolate;
}
.nsc-background {
  width: 100%;
  height: 100%;
  display: block;
}
.nsc-piece {
  position: absolute;
  left: 0;
  filter: drop-shadow(0 2px 3px #0007);
  pointer-events: none;
}
.nsc-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 16px;
  overflow-y: auto;
  background: var(--nsc-panel);
  font-size: 14px;
  color: var(--nsc-muted);
}
.nsc-overlay[hidden] {
  display: none;
}
.nsc-track {
  position: relative;
  margin-top: 18px;
  min-height: var(--nsc-handle-size);
  border-radius: 8px;
  background: var(--nsc-panel);
  border: 1px solid var(--nsc-line);
  overflow: visible;
}
.nsc-fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: color-mix(in srgb, var(--nsc-accent) 9%, transparent);
  border-radius: 7px;
  width: var(--nsc-handle-size);
}
.nsc-track-text {
  position: relative;
  display: block;
  min-height: calc(var(--nsc-handle-size) - 2px);
  padding: 12px min(calc(var(--nsc-handle-size) + 4px), 20%);
  text-align: center;
  line-height: 1.6;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--nsc-muted);
}
.nsc-range {
  appearance: none;
  background: transparent;
  position: absolute;
  z-index: 3;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: grab;
  touch-action: pan-y;
}
.nsc-range::-webkit-slider-thumb {
  appearance: none;
  width: var(--nsc-handle-size);
  height: var(--nsc-handle-size);
}
.nsc-range::-moz-range-thumb {
  width: var(--nsc-handle-size);
  height: var(--nsc-handle-size);
}
.nsc-range:active {
  cursor: grabbing;
}
.nsc-range:focus-visible ~ .nsc-handle {
  outline: 3px solid var(--nsc-accent);
  outline-offset: 3px;
}
.nsc-handle {
  position: absolute;
  left: 0;
  top: -1px;
  width: var(--nsc-handle-size);
  height: var(--nsc-handle-size);
  border: 1px solid var(--nsc-line);
  border-radius: 8px;
  background: var(--nsc-handle-bg);
  display: grid;
  place-items: center;
  font-size: 23px;
  color: var(--nsc-accent);
  box-shadow: 0 2px 5px #0000000b;
  pointer-events: none;
}
.nsc-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px;
  justify-content: space-between;
  min-height: 45px;
  padding-top: 13px;
  font-size: 12px;
}
.nsc-status {
  min-width: 0;
  flex: 1 1 160px;
  color: var(--nsc-muted);
  line-height: 1.7;
}
.nsc-refresh {
  flex: 0 1 auto;
  max-width: 100%;
  white-space: normal;
  text-align: start;
  overflow-wrap: anywhere;
  min-height: 36px;
  transform: translateY(-7px);
  font: inherit;
  color: var(--nsc-muted);
  background: none;
  border: 0;
  padding: 6px 0 6px 9px;
  cursor: pointer;
}
.nsc-refresh span[aria-hidden] {
  font-size: 17px;
  vertical-align: -1px;
}
.nsc-refresh:hover {
  color: var(--nsc-accent);
}
.nsc-keyboard {
  /* Keep the range description available to assistive technology. */
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}
.nsc[data-state="success"] .nsc-overlay {
  background: var(--nsc-success-panel);
  color: var(--nsc-success-text);
  font-size: 20px;
  font-weight: 600;
}
.nsc[data-state="success"] .nsc-status {
  min-width: 0;
  flex: 1 1 160px;
  color: var(--nsc-success);
}
.nsc[data-state="error"] .nsc-status,
.nsc[data-state="expired"] .nsc-status {
  min-width: 0;
  flex: 1 1 160px;
  color: var(--nsc-error);
}
.nsc[data-state="checking"] .nsc-handle {
  opacity: 0.6;
}
.nsc[data-state="error"] .nsc-overlay,
.nsc[data-state="expired"] .nsc-overlay {
  /* Opaque: a bright puzzle must not lower host error-text contrast. */
  background: var(--nsc-panel);
  color: var(--nsc-error);
}

/* Outside <nova-slider>: remains visible without JS and survives its render. */
.nsc-alternative {
  max-width: 100%;
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.nsc-alternative a {
  color: var(--nsc-alternative-fg, var(--link-fg, var(--accent, var(--nsc-alternative-fallback, #1d4ed8))));
  text-decoration: underline;
}
.nova-slider-form-widget { --nsc-alternative-fallback: #1d4ed8; }
@media (prefers-color-scheme: dark) {
  :where(:root:not([data-theme="light"])) .nova-slider-form-widget { --nsc-alternative-fallback: #a8c7ff; }
}
:where(:root[data-theme="dark"]) .nova-slider-form-widget { --nsc-alternative-fallback: #a8c7ff; }
:where(:root[data-theme="light"], .nova-mode-light) .nova-slider-form-widget { --nsc-alternative-fallback: #1d4ed8; }
:where(.nova-mode-dark) .nova-slider-form-widget { --nsc-alternative-fallback: #a8c7ff; }