.tst-text-utility {
  --tst-text-accent: var(--tst-tool-control-primary, #c8f65c);
  --tst-text-accent-hover: var(--tst-tool-control-primary-hover, #afe33f);
  --tst-text-on-accent: var(--tst-tool-control-on-primary, #101827);
  --tst-text-border: #475569;
  --tst-text-field: #1e293b;
  --tst-text-ink: #f8fafc;
  --tst-text-muted: #cbd5e1;
  color: var(--tst-text-ink);
}

.tst-text-utility,
.tst-text-utility * { box-sizing: border-box; }

.tst-text-utility h2 { color: var(--tst-text-ink); font-size: clamp(1.4rem, 3vw, 2rem); margin: 0 0 0.5rem; }
.tst-text-utility h3 { color: var(--tst-text-ink); font-size: 1rem; margin: 0 0 0.25rem; }
.tst-text-utility__privacy { color: var(--tst-text-muted); font-size: 0.84rem; margin: 0 0 1.35rem; }
.tst-text-utility label { display: block; font-size: 0.8rem; font-weight: 800; margin: 0 0 0.45rem; }
.tst-text-utility :where(input, textarea) {
  background: var(--tst-text-field);
  border: 1px solid var(--tst-text-border);
  border-radius: 0.7rem;
  color: var(--tst-text-ink);
  font: inherit;
  line-height: 1.55;
  max-width: 100%;
  padding: 0.8rem;
  resize: vertical;
  width: 100%;
}
.tst-text-utility input[readonly] { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.tst-text-utility :where(input, textarea, button):focus-visible { outline: 0.2rem solid var(--tst-tool-control-focus, #8ab1ff); outline-offset: 0.12rem; }
.tst-text-utility__actions { align-items: center; display: flex; flex-wrap: wrap; gap: 0.7rem; margin: 1rem 0; }
.tst-text-utility button {
  background: var(--tst-text-accent);
  border: 1px solid var(--tst-text-accent);
  border-radius: 0.65rem;
  color: var(--tst-text-on-accent);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  min-height: 2.65rem;
  padding: 0.62rem 1rem;
}
.tst-text-utility button:hover { background: var(--tst-text-accent-hover); }
.tst-text-utility .tst-text-utility__secondary { background: transparent; border-color: #2563eb; color: var(--tst-text-ink); }
.tst-text-utility [data-tst-status] { color: var(--tst-text-muted); font-size: 0.8rem; }
.tst-text-utility__limit-controls { align-items: end; display: grid; gap: 0.8rem; grid-template-columns: minmax(7rem, 10rem) minmax(0, 1fr); margin-top: 1rem; }
.tst-text-utility__limit-controls label { margin-top: 0; }
.tst-text-utility__limit-status { color: var(--tst-text-muted); font-size: 0.82rem; font-weight: 750; margin: 0 0 0.7rem; }
.tst-text-utility__limit-status[data-state='over'] { color: #ff9b8f; }
.tst-text-utility__check { align-items: flex-start; display: flex !important; gap: 0.55rem; margin: 0.25rem 0 1rem !important; }
.tst-text-utility__check input { flex: 0 0 auto; margin-top: 0.15rem; width: auto; }
.tst-text-utility__shortened { border-top: 1px solid var(--tst-text-border); margin-top: 1rem; padding-top: 1rem; }
.tst-text-utility__metrics { display: grid; gap: 0.65rem; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 1rem; }
.tst-text-utility__metric { background: color-mix(in srgb, var(--tst-text-field) 86%, #2563eb 14%); border: 1px solid var(--tst-text-border); border-radius: 0.65rem; padding: 0.7rem; }
.tst-text-utility__metric span { color: var(--tst-text-muted); display: block; font-size: 0.7rem; }
.tst-text-utility__metric strong { display: block; font-size: 1.3rem; margin-top: 0.15rem; }
.tst-text-utility__character-list { display: grid; gap: 0.7rem; }
.tst-text-utility__character { align-items: center; border: 1px solid var(--tst-text-border); border-radius: 0.75rem; display: flex; gap: 1rem; justify-content: space-between; padding: 0.85rem; }
.tst-text-utility__character code { color: #2563eb; font-size: 0.78rem; }
.tst-text-utility__character p { color: var(--tst-text-muted); font-size: 0.78rem; margin: 0.35rem 0 0; }

[data-tst-site-shell][data-theme='dark'] .tst-text-utility {
  --tst-text-border: #475569;
  --tst-text-field: #1e293b;
  --tst-text-ink: #f8fafc;
  --tst-text-muted: #cbd5e1;
}

[data-tst-site-shell][data-theme='light'] .tst-text-utility {
  --tst-text-border: #cbd5e1;
  --tst-text-field: #f8fafc;
  --tst-text-ink: #0f172a;
  --tst-text-muted: #526071;
}

@media (max-width: 42rem) {
  .tst-text-utility__metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tst-text-utility__limit-controls { grid-template-columns: 1fr; }
  .tst-text-utility__limit-status { margin-top: -0.25rem; }
  .tst-text-utility__character { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .tst-text-utility * { scroll-behavior: auto !important; }
}