/* Calculator forms for the video file size guide. Uses the house tokens from /style.css. */

.calc {
  margin: 0 0 2rem;
  padding: 1.25rem clamp(1rem, 3vw, 1.5rem) 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--ink);
}

.calc fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.calc-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11.5rem), 1fr));
  gap: 1rem 1.25rem;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}

.calc label,
.calc .calc-label {
  font-weight: 600;
  font-size: 0.95rem;
}

.calc .hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.calc input[type="text"],
.calc input[type="number"],
.calc select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.45rem 0.6rem;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--muted);
  border-radius: 0;
}

.calc input:focus-visible,
.calc select:focus-visible {
  outline-offset: 1px;
}

.calc-check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin-top: 1rem;
  max-width: var(--measure);
}

.calc-check input {
  flex: none;
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.2rem;
  accent-color: var(--accent);
}

.calc-check label {
  font-weight: 400;
  font-size: 1rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.4rem 0 1rem;
}

.chips button {
  min-width: 3.5rem;
  min-height: 2.75rem;
  padding: 0.35rem 0.8rem;
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--muted);
  cursor: pointer;
}

.chips button[aria-pressed="true"] {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.calc-out {
  margin: 1.25rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.calc-out dl {
  display: grid;
  grid-template-columns: minmax(7.5rem, max-content) 1fr;
  gap: 0.35rem 1rem;
  margin: 0 0 1rem;
}

.calc-out dt {
  color: var(--muted);
}

.calc-out dd {
  margin: 0;
  font-weight: 600;
}

.calc-out .big {
  font-family: var(--display);
  font-size: 1.6rem;
  line-height: 1.2;
}

.calc-out pre {
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.calc-error {
  margin: 1rem 0 0;
  font-weight: 600;
  border-left: 4px solid var(--seam);
  padding-left: 0.75rem;
}

@media (max-width: 30rem) {
  .calc-out dl {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }

  .calc-out dd + dt {
    margin-top: 0.5rem;
  }
}

[hidden] {
  display: none !important;
}