/* Fizzy references: buttons.css selectable controls, inputs.css focus handling,
 * panels.css rounded sections, steps.css orderly native form controls,
 * settings.css bounded scrollable content. Practice form frames follow cards/steps/edit. */
@layer components {
  .input { border: 1px solid #b8c4ba; border-radius: 10px; padding: 12px 14px; color: var(--color-ink); background: white; font: inherit; min-inline-size: 0; font-size: max(16px, 1em); }
  .input-label { display: block; font-weight: 600; font-size: .85rem; margin-block-end: 12px; }
  fieldset { min-inline-size: 0; }
  .practice-topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: .8rem; }
  .practice-topbar .back-link { white-space: nowrap; }
  .practice-topbar__label { color: var(--color-muted); text-align: center; }
  .question-count { white-space: nowrap; color: var(--color-muted); }
  .question-count strong { color: var(--color-ink); }
  .practice-progress progress { display: block; inline-size: 100%; block-size: 5px; border: 0; border-radius: 9px; background: var(--color-line); appearance: none; }
  .practice-progress progress::-webkit-progress-bar { background: var(--color-line); border-radius: 9px; }
  .practice-progress progress::-webkit-progress-value { background: var(--color-accent); border-radius: 9px; }
  .practice-progress progress::-moz-progress-bar { background: var(--color-accent); border-radius: 9px; }
  .question-page { padding-block: 38px; }
  .question-heading { max-inline-size: 860px; margin-block-end: 26px; }
  .question-heading .eyebrow { margin-block-end: 12px; }
  .question-heading h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.035em; }
  .question-instruction { color: var(--color-muted); margin-block-start: 14px; font-size: .87rem; }
  .question-workspace { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 30px; align-items: start; }
  .question-workspace--no-image { grid-template-columns: minmax(0, 680px); }
  .question-visual { position: relative; overflow: hidden; border-radius: 14px; background: white; box-shadow: 0 0 0 1px var(--color-line); }
  .question-image { inline-size: 100%; block-size: auto; }
  #practice_question { display: block; }
  .answer-panel { min-inline-size: 0; block-size: 28rem; display: flex; flex-direction: column; gap: 18px; }
  .answer-panel__body { flex: 1; min-block-size: 0; overflow: auto; scrollbar-gutter: stable; padding: 3px; }
  .answer-panel__body:focus-visible { outline: var(--focus-ring); outline-offset: 3px; border-radius: 12px; }
  .answer-panel__actions { flex-shrink: 0; }
  .answer-panel__actions form { margin: 0; }
  .answer-panel__actions .btn { max-inline-size: 100%; }
  .text-choices, .ordering-fields { padding: 0; border: 0; margin: 0; }
  .text-choices { display: grid; gap: 11px; }
  .text-choice { position: relative; display: flex; align-items: center; gap: 13px; border: 1px solid var(--color-line); background: white; border-radius: 12px; padding: 15px; font-size: .88rem; line-height: 1.5; cursor: pointer; }
  .text-choice input { inline-size: 18px; block-size: 18px; accent-color: var(--color-accent); flex-shrink: 0; }
  .text-choice:has(:checked) { border-color: var(--color-accent); background: #edf4ec; box-shadow: inset 0 0 0 1px var(--color-accent); }
  .text-choice:has(:focus-visible) { outline: var(--focus-ring); outline-offset: 3px; }
  .text-choice:has(:disabled) { cursor: default; }
  .text-choice input:focus-visible { outline: none; }
  .choice-letter { color: var(--color-muted); font-size: .72rem; font-weight: 700; }
  .image-choice { position: absolute; display: grid; place-items: center; cursor: pointer; }
  .image-choice input { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; margin: 0; opacity: 0; cursor: pointer; }
  .image-choice > span, .image-marker { inline-size: 35px; block-size: 35px; display: grid; place-items: center; color: white; background: #245d53; border: 2px solid white; border-radius: 50%; box-shadow: 0 2px 6px #0005; font-size: .85rem; font-weight: 750; pointer-events: none; }
  .image-choice--area { border: 2px solid #ffffffa0; border-radius: 8px; }
  .image-choice--area > span { position: absolute; inset: 3px auto auto 3px; inline-size: 28px; block-size: 28px; font-size: .75rem; }
  .image-choice--point { transform: translate(-50%, -50%); min-inline-size: 44px; min-block-size: 44px; border-radius: 50%; }
  .image-choice:has(:checked) { background: #2f695544; outline: 3px solid #ffe28c; outline-offset: 1px; }
  .image-choice:has(:checked) > span { background: #f4d372; color: #26372d; border-color: #fff; }
  .image-choice:has(:focus-visible) { outline: 4px solid #5086ff; outline-offset: 2px; }
  .image-choice:has(:disabled) { cursor: default; }
  .image-marker { position: absolute; transform: translate(-50%, -50%); }
  .image-answer-hint { color: var(--color-muted); font-size: .85rem; line-height: 1.65; }
  .numeric-entry { display: flex; align-items: center; gap: 14px; }
  .numeric-entry .input { inline-size: 150px; font-size: 1.25rem; }
  .numeric-entry > span { color: var(--color-muted); font-size: .9rem; }
  .ordering-field { display: flex; gap: 15px; align-items: center; margin-block-end: 12px; }
  .ordering-field > span { inline-size: 30px; font-weight: 650; }
  .ordering-field .input { flex: 1; inline-size: 100%; }
  .answer-error { background: #fff0db; border: 1px solid #e5c792; border-radius: 12px; padding: 16px 20px; font-size: .85rem; margin-block-end: 22px; }
  .answer-error p { margin-block-start: 5px; }
  .answer-feedback { padding: 18px; border-radius: 12px; border: 1px solid #c6dbc8; background: #edf4e9; }
  .answer-feedback--incorrect { background: #fbf2e4; border-color: #e5d5b9; }
  .feedback-heading { display: flex; align-items: center; gap: 9px; font-size: 1.1rem; letter-spacing: -.02em; }
  .answer-summary { display: grid; gap: 12px; margin-block: 16px 0; font-size: .85rem; }
  .answer-summary dt { color: var(--color-muted); font-size: .73rem; }
  .answer-summary dd { margin: 3px 0 0; font-weight: 550; overflow-wrap: anywhere; }
  .explanation { line-height: 1.65; font-size: .85rem; margin-block-start: 16px; }
  .explanation p + p { margin-block-start: 12px; }
  .result-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 0 26px; }
  .result-heading h1 { margin-block-start: 5px; font-size: 1.8rem; }
  .result-heading__title { color: var(--color-muted); font-size: .85rem; margin-block-start: 8px; }
  .result-heading .actions { margin: 0; gap: 16px; }
  .result-summary { flex-shrink: 0; }
  .result-score { font-size: .88rem; color: var(--color-muted); }
  .result-score strong { font-size: 2rem; letter-spacing: -.04em; font-weight: 650; color: var(--color-accent); }
  .result-review { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 24px; block-size: clamp(28rem, 70dvh, 46rem); }
  .result-list { display: flex; flex-direction: column; min-inline-size: 0; min-block-size: 0; }
  .result-list .section-heading { flex-shrink: 0; margin-block: 0 14px; }
  .result-list h2 { font-size: 1rem; }
  .result-answers { flex: 1; min-block-size: 0; margin: 0; padding: 3px; list-style: none; overflow: auto; overscroll-behavior: contain; scrollbar-gutter: stable; }
  .result-answers li + li { margin-block-start: 8px; }
  .result-answer { display: flex; gap: 12px; align-items: center; background: white; padding: 13px; border: 1px solid var(--color-line); border-radius: 11px; }
  .result-answer:hover { border-color: #a2b8a1; }
  .result-answer[aria-current] { border-color: var(--color-accent); background: #edf4ec; box-shadow: inset 0 0 0 1px var(--color-accent); }
  .result-answer__status { inline-size: 27px; block-size: 27px; flex-shrink: 0; display: grid; place-items: center; border-radius: 50%; background: #f6e8d3; color: #855623; font-weight: 650; }
  .result-answer__status--correct { color: var(--color-accent); background: #e7f0e2; }
  .result-answer__number { display: block; color: var(--color-muted); font-size: .7rem; margin-block-end: 3px; }
  .result-answer strong { font-size: .82rem; font-weight: 550; line-height: 1.45; }
  .result-detail { display: flex; min-inline-size: 0; min-block-size: 0; block-size: 100%; background: white; border: 1px solid var(--color-line); border-radius: 14px; padding: 6px; }
  .result-detail__body { flex: 1; min-inline-size: 0; padding: 16px; overflow: auto; overscroll-behavior: contain; scrollbar-gutter: stable; }
  .result-detail__heading { margin-block-end: 18px; }
  .result-detail__heading .eyebrow { display: block; font-size: .63rem; margin-block-end: 9px; }
  .result-detail__heading h2 { font-size: 1.1rem; line-height: 1.4; letter-spacing: -.02em; }
  .result-detail .question-visual { max-inline-size: 420px; margin: 0 auto 18px; }
  .result-detail .answer-feedback { padding: 15px; }
  .resume-panel { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-block: 24px; }
  .resume-panel h2 { font-size: 1.2rem; }
  .resume-panel p { margin-block-start: 6px; color: var(--color-muted); font-size: .85rem; }
}
@layer utilities {
  @media (max-width: 800px) {
    .question-workspace { grid-template-columns: 1fr; }
    .question-visual { max-inline-size: 700px; }
    .answer-panel { max-inline-size: 700px; }
    .practice-topbar__label { display: none; }
  }
  @media (max-width: 640px) {
    .question-page { padding-block: 25px; }
    .question-heading h1 { font-size: 1.55rem; }
    .question-instruction { font-size: .8rem; }
    .practice-topbar .back-link { font-size: .73rem; margin-block: 25px; }
    .question-count { font-size: .73rem; }
    .question-workspace { gap: 22px; }
    .answer-feedback { padding: 16px; }
    .result-heading { flex-wrap: wrap; gap: 16px; }
    .result-heading > div:first-child { flex: 1 1 55%; }
    .result-heading .actions { flex-basis: 100%; }
    .result-review { grid-template-columns: 1fr; grid-template-rows: 13rem 34rem; block-size: auto; gap: 18px; }
    .result-detail__body { padding: 10px; }
    .resume-panel { align-items: start; flex-direction: column; }
    .result-answer { padding: 14px; gap: 11px; }
    .result-review .section-heading { flex-direction: row; }
  }
}