/* Scoped styles; no changes to the DDQX theme, photography, or ordinary page content. */
.ddqx-experience {
  --ddqx-ink: #104a56;
  --ddqx-teal: #16697a;
  --ddqx-muted: #458795;
  --ddqx-gold: #e3c565;
  --ddqx-line: #bed1d6;
  --ddqx-mist: #f4f8f9;
  box-sizing: border-box;
  color: #183d47;
  font-family: Montserrat, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  max-width: 100%;
  margin-block: 1.5rem;
  border: 1px solid var(--ddqx-line);
  border-radius: 1rem;
  background: #fff;
  overflow-wrap: anywhere;
}
.ddqx-experience *, .ddqx-experience *::before, .ddqx-experience *::after { box-sizing: border-box; }
.ddqx-experience [hidden] { display: none !important; }
.ddqx-experience p { margin: 0 0 1rem; }
.ddqx-experience p:last-child { margin-bottom: 0; }
.ddqx-practice-header { padding: clamp(1rem, 3vw, 2rem); border-bottom: 1px solid var(--ddqx-line); }
.ddqx-experience .ddqx-practice-eyebrow {
  font-size: .77rem; letter-spacing: .06em; text-transform: uppercase;
  font-weight: 700; color: var(--ddqx-teal); margin-bottom: .65rem;
}
.ddqx-experience .ddqx-practice-title {
  color: var(--ddqx-ink); font-family: inherit; font-size: clamp(1.35rem, 2.8vw, 1.9rem);
  font-weight: 650; line-height: 1.25; margin: 0 0 1rem;
}
.ddqx-practice-introduction { max-width: 68ch; }
.ddqx-experience .ddqx-practice-review {
  border-left: .3rem solid var(--ddqx-gold); background: #fffdf6;
  padding: .65rem .85rem; font-size: .86rem; color: #594710;
}
.ddqx-experience .ddqx-practice-privacy { font-size: .82rem; color: #455f67; }
.ddqx-experience .ddqx-practice-progress {
  display: flex; flex-wrap: wrap; gap: .5rem; list-style: none;
  margin: 0; padding: 1.25rem clamp(1rem, 3vw, 2rem);
  background: var(--ddqx-mist); border-bottom: 1px solid var(--ddqx-line);
}
.ddqx-experience .ddqx-practice-progress li { margin: 0; padding: 0; flex: 1 1 8rem; min-width: 0; }
.ddqx-experience button {
  appearance: none; min-height: 44px; max-width: 100%; font: inherit; font-size: .9rem;
  line-height: 1.4; font-weight: 600; border-radius: .5rem; border: 2px solid transparent;
  padding: .7rem .95rem; cursor: pointer; white-space: normal; overflow-wrap: anywhere;
  text-transform: none; letter-spacing: normal; box-shadow: none;
}
.ddqx-experience .ddqx-practice-step { width: 100%; background: #fff; color: var(--ddqx-ink); border-color: var(--ddqx-line); }
.ddqx-experience .ddqx-practice-step[aria-current="step"] { background: var(--ddqx-ink); color: #fff; border-color: var(--ddqx-ink); }
.ddqx-experience button:disabled { cursor: not-allowed; background: #edf1f2; border-color: #d1dcdf; color: #536970; opacity: 1; }
.ddqx-practice-stage { padding: clamp(1rem, 3vw, 2rem); }
.ddqx-experience .ddqx-practice-step-heading {
  font-family: inherit; font-size: 1.25rem; font-weight: 650; line-height: 1.35;
  color: var(--ddqx-ink); margin: 0 0 .5rem; scroll-margin-block-start: 6rem;
}
.ddqx-experience .ddqx-practice-counter { font-size: .82rem; font-weight: 600; color: #455f67; margin-bottom: 1.25rem; }
.ddqx-practice-context { background: var(--ddqx-mist); border-left: .25rem solid var(--ddqx-muted); padding: 1rem; margin-bottom: 1.5rem; max-width: 75ch; }
.ddqx-experience fieldset { min-inline-size: 0; min-width: 0; width: 100%; border: 0; padding: 0; margin: 0; }
.ddqx-experience legend { padding: 0; float: none; display: block; width: 100%; max-width: 100%; font-weight: 650; font-size: 1.05rem; color: var(--ddqx-ink); margin-bottom: .65rem; }
.ddqx-experience .ddqx-practice-hint { font-size: .82rem; color: #455f67; margin-bottom: 1rem; }
.ddqx-practice-choices { display: grid; gap: .65rem; }
.ddqx-experience .ddqx-practice-choice {
  display: grid; grid-template-columns: 1.15rem 1.25rem minmax(0, 1fr); gap: .6rem;
  align-items: start; padding: .85rem; min-height: 48px; border: 1px solid var(--ddqx-line);
  border-radius: .65rem; background: #fff; color: #183d47; cursor: pointer; margin: 0;
  font-size: .94rem; font-weight: 400; line-height: 1.55;
}
.ddqx-experience .ddqx-practice-choice:hover { border-color: var(--ddqx-teal); background: #f7fafb; }
.ddqx-experience .ddqx-practice-choice:has(input:checked) { border-color: var(--ddqx-teal); box-shadow: inset 0 0 0 1px var(--ddqx-teal); background: #eff7f8; }
.ddqx-experience input[type="radio"] {
  appearance: auto; position: static; opacity: 1; width: 1.05rem; height: 1.05rem;
  min-width: 1.05rem; margin: .2rem 0 0; padding: 0; accent-color: var(--ddqx-teal);
}
.ddqx-practice-letter { font-weight: 700; color: var(--ddqx-ink); }
.ddqx-practice-choice-text { min-width: 0; }
.ddqx-experience .ddqx-practice-feedback { border: 1px solid var(--ddqx-line); border-left: .3rem solid var(--ddqx-muted); border-radius: .5rem; padding: 1rem; margin-top: 1.25rem; background: var(--ddqx-mist); }
.ddqx-experience .ddqx-practice-feedback.is-correct { border-left-color: var(--ddqx-teal); }
.ddqx-experience .ddqx-practice-feedback.is-reconsider { border-left-color: #9c7e1d; }
.ddqx-experience .ddqx-practice-verdict, .ddqx-experience .ddqx-practice-explanation-label { font-weight: 700; color: var(--ddqx-ink); margin-bottom: .45rem; }
.ddqx-experience .ddqx-practice-explanation-label { margin-top: 1rem; }
.ddqx-experience .ddqx-practice-error { background: #fff3ef; color: #7d281c; border-left: .3rem solid #9b3727; padding: .8rem; margin-top: 1rem; }
.ddqx-practice-controls { display: flex; gap: .65rem; flex-wrap: wrap; margin-top: 1.25rem; align-items: stretch; }
.ddqx-experience .ddqx-practice-primary { background: var(--ddqx-ink); color: #fff; border-color: var(--ddqx-ink); }
.ddqx-experience .ddqx-practice-primary:hover { background: var(--ddqx-teal); border-color: var(--ddqx-teal); }
.ddqx-experience .ddqx-practice-secondary { background: #fff; color: var(--ddqx-ink); border-color: var(--ddqx-teal); }
.ddqx-experience .ddqx-practice-secondary:hover { background: var(--ddqx-mist); }
.ddqx-experience .ddqx-practice-text-button { color: var(--ddqx-teal); background: transparent; text-decoration: underline; text-underline-offset: .2em; padding-inline: .2rem; margin-top: .5rem; }
.ddqx-experience :is(button, input, a, summary):focus-visible { outline: 3px solid #104a56; outline-offset: 3px; box-shadow: 0 0 0 6px #fff; }
.ddqx-experience .ddqx-practice-step-heading:focus { outline: 2px solid var(--ddqx-teal); outline-offset: .3rem; }
.ddqx-experience .ddqx-practice-sources { margin: 0; padding: 1rem clamp(1rem, 3vw, 2rem); border-top: 1px solid var(--ddqx-line); font-size: .85rem; background: #fff; border-radius: 0 0 1rem 1rem; }
.ddqx-experience summary { cursor: pointer; min-height: 44px; padding-block: .55rem; font-weight: 600; color: var(--ddqx-ink); }
.ddqx-experience a { color: var(--ddqx-teal); text-decoration: underline; text-underline-offset: .17em; }
.ddqx-experience .ddqx-practice-takeaways { padding-left: 1.4rem; }
.ddqx-experience .ddqx-practice-takeaways li { margin-bottom: 1rem; padding-left: .25rem; }
.ddqx-experience .ddqx-practice-notice { padding: 1rem; }
.ddqx-experience-fallback { border-left: .25rem solid #458795; padding: 1rem; background: #f4f8f9; }
@media (max-width: 390px) {
  .ddqx-experience { border-radius: .65rem; font-size: .94rem; }
  .ddqx-experience .ddqx-practice-progress { gap: .4rem; }
  .ddqx-experience .ddqx-practice-progress li { flex-basis: calc(50% - .4rem); }
  .ddqx-experience .ddqx-practice-choice { padding: .75rem .65rem; gap: .45rem; }
  .ddqx-practice-controls > button { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) { .ddqx-experience *, .ddqx-experience *::before, .ddqx-experience *::after { scroll-behavior: auto; transition: none; animation: none; } }
@media (forced-colors: active) { .ddqx-experience .ddqx-practice-choice:has(input:checked), .ddqx-experience .ddqx-practice-step[aria-current="step"] { outline: 2px solid Highlight; } }

/* Ten-question editions share typography and choices, with independent navigation. */
.ddqx-quiz-edition .ddqx-quiz-progress {
  display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: .4rem;
  list-style: none; margin: 0; padding: 1rem clamp(.85rem, 3vw, 2rem);
  border-bottom: 1px solid var(--ddqx-line); background: var(--ddqx-mist);
}
.ddqx-quiz-progress li { padding: 0; margin: 0; min-width: 0; }
.ddqx-quiz-progress .ddqx-practice-step { min-height: 44px; padding: .55rem .15rem; }
.ddqx-quiz-progress .ddqx-practice-step.is-answered:not([aria-current]) {
  background: #e4f0f2; border-color: var(--ddqx-teal);
}
.ddqx-experience .ddqx-practice-title:last-child { margin-bottom: 0; }
.ddqx-experience .ddqx-practice-date { display: block; margin-top: .5rem; font-size: .85rem; }
.ddqx-experience .ddqx-quiz-context { margin: .75rem 0 1rem; max-width: 75ch; }
.ddqx-experience .ddqx-quiz-stage .ddqx-practice-step-heading { margin-bottom: 1rem; font-size: 1rem; }
.ddqx-experience .ddqx-practice-feedback:focus { outline: 2px solid var(--ddqx-teal); outline-offset: 3px; }
.ddqx-experience .ddqx-practice-choice:has(input:disabled) { cursor: default; }
.ddqx-experience input[type="radio"]:disabled { opacity: 1; }
.ddqx-experience .ddqx-quiz-score { margin: 1rem 0 0; font-size: clamp(2.4rem, 7vw, 4rem); line-height: 1.2; color: var(--ddqx-ink); font-weight: 700; }
.ddqx-experience .ddqx-quiz-score-label { font-size: .9rem; margin-top: .35rem; color: #455f67; }
.ddqx-experience .ddqx-practice-help {
  border-top: 1px solid var(--ddqx-line); margin: 0; padding: .6rem clamp(1rem, 3vw, 2rem);
  font-size: .85rem; border-radius: 0 0 1rem 1rem;
}
.ddqx-practice-help p { max-width: 75ch; }
.ddqx-experience .ddqx-practice-editor-note { color: #594710; margin-block: .75rem; }
.ddqx-experience .ddqx-quiz-review-item { padding: .7rem 0; border-bottom: 1px solid var(--ddqx-line); }
.ddqx-experience .ddqx-quiz-review-item > summary { line-height: 1.6; }
.ddqx-experience .ddqx-quiz-review-body { padding-block: .75rem; }
.ddqx-experience .ddqx-quiz-review-body .ddqx-practice-sources,
.ddqx-experience .ddqx-quiz-stage > .ddqx-practice-sources { margin-top: 1rem; padding: .5rem 0; border-radius: 0; }
@media (max-width: 639px) {
  .ddqx-quiz-edition .ddqx-quiz-progress { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}


/* Optional learning-first COTW overlays. No effect on quizzes or ordinary experiences. */
.ddqx-experience .ddqx-case-mode,
.ddqx-experience .ddqx-case-thinking,
.ddqx-experience .ddqx-case-after,
.ddqx-experience .ddqx-case-summary { padding: 1rem clamp(1rem, 3vw, 2rem); }
.ddqx-experience .ddqx-case-mode { background: #f4f8f9; border-bottom: 1px solid var(--ddqx-line); }
.ddqx-experience .ddqx-case-mode-title { display: block; color: var(--ddqx-ink); margin-bottom: .55rem; }
.ddqx-experience .ddqx-case-mode-controls, .ddqx-experience .ddqx-case-lab-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.ddqx-experience .ddqx-case-mode-button { color: var(--ddqx-ink); background: #fff; border-color: var(--ddqx-line); }
.ddqx-experience .ddqx-case-mode-button[aria-pressed="true"] { color: #fff; background: var(--ddqx-ink); border-color: var(--ddqx-ink); }
.ddqx-experience .ddqx-case-mode-descr { font-size: .86rem; margin-top: .6rem; color: #455f67; }
.ddqx-experience .ddqx-case-evidence { padding: 1rem; margin: .65rem 0 1rem; background: #f4f8f9; border-left: .25rem solid var(--ddqx-muted); }
.ddqx-experience .ddqx-case-evidence p { max-width: 75ch; }
.ddqx-experience .ddqx-case-mini-heading { color: var(--ddqx-ink); font-size: 1.02rem; font-weight: 700; line-height: 1.4; margin: 0 0 .6rem; }
.ddqx-experience .ddqx-case-prior { border: 1px solid var(--ddqx-line); border-radius: .6rem; padding: .2rem .85rem; margin: 0 0 1.2rem; }
.ddqx-experience .ddqx-case-prior-stage { border-top: 1px solid var(--ddqx-line); padding-block: .6rem; }
.ddqx-experience .ddqx-case-prior-stage h5 { font-size: .93rem; margin: 0 0 .3rem; color: var(--ddqx-ink); }
.ddqx-experience .ddqx-case-prior-stage p { font-size: .91rem; }
.ddqx-experience .ddqx-case-thinking { border: 1px solid var(--ddqx-line); background: #fff; border-radius: .8rem; margin-bottom: 1.5rem; padding: 1rem; }
.ddqx-experience .ddqx-case-note-label { display: grid; gap: .35rem; color: var(--ddqx-ink); font-size: .88rem; font-weight: 650; margin-block: .85rem; }
.ddqx-experience .ddqx-case-note { display: block; min-height: 4.6rem; width: 100%; resize: vertical; padding: .6rem .75rem; border: 1px solid #829fa6; border-radius: .5rem; background: #fff; color: #183d47; font-family: inherit; font-size: .93rem; font-weight: 400; line-height: 1.55; }
.ddqx-experience .ddqx-case-hints { margin-block: .6rem; }
.ddqx-experience .ddqx-case-hint-button { font-size: .83rem; }
.ddqx-experience .ddqx-case-hint-content { margin-top: .5rem; border-left: .2rem solid var(--ddqx-gold); padding-left: .85rem; color: #4d4a37; font-size: .9rem; }
.ddqx-experience .ddqx-case-confidence { border: 0; margin-top: .8rem; }
.ddqx-experience .ddqx-case-confidence legend { font-size: .9rem; font-weight: 650; }
.ddqx-experience .ddqx-case-confidence-options { display: flex; flex-wrap: wrap; gap: .55rem; }
.ddqx-experience .ddqx-case-confidence-choice { min-height: 44px; display: inline-flex; align-items: center; gap: .4rem; border: 1px solid var(--ddqx-line); border-radius: .5rem; padding: .55rem .7rem; font-size: .86rem; cursor: pointer; }
.ddqx-experience .ddqx-case-confidence-choice:has(input:checked) { background: #eff7f8; border-color: var(--ddqx-teal); }
.ddqx-experience .ddqx-case-after { padding: .95rem 0 0; }
.ddqx-experience .ddqx-case-calibration { padding: .8rem .95rem; border-left: .23rem solid var(--ddqx-gold); background: #fffdf7; }
.ddqx-experience .ddqx-case-explorer { margin: 1.2rem 0; border: 1px solid var(--ddqx-line); border-radius: .8rem; background: #fff; padding: 1.05rem; }
.ddqx-experience .ddqx-case-lab-actions { margin-top: .75rem; }
.ddqx-experience .ddqx-case-lab-actions button { flex: 0 1 auto; }
.ddqx-experience .ddqx-case-lab-choice[aria-pressed="true"] { color: #fff; background: var(--ddqx-ink); border-color: var(--ddqx-ink); }
.ddqx-experience .ddqx-case-lab-result { border-left: .23rem solid var(--ddqx-muted); background: #f4f8f9; padding: .85rem; margin-top: 1rem; overflow-wrap: break-word; }
.ddqx-experience .ddqx-case-lab-result strong { display: block; color: var(--ddqx-ink); margin-bottom: .3rem; }
.ddqx-experience .ddqx-case-lab-caveat { color: #455f67; font-size: .83rem; margin-top: .85rem; }
.ddqx-experience .ddqx-case-range-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-block: .75rem; }
.ddqx-experience .ddqx-case-range-label { display: grid; gap: .55rem; color: var(--ddqx-ink); font-weight: 650; font-size: .9rem; }
.ddqx-experience .ddqx-case-range-label input[type="range"] { width: 100%; min-height: 30px; accent-color: var(--ddqx-teal); }
.ddqx-experience .ddqx-case-summary { padding: 1rem; border: 1px solid var(--ddqx-line); border-radius: .8rem; }
.ddqx-experience .ddqx-case-summary-list { margin: 0; padding: .4rem 0 .4rem 1.5rem; }
.ddqx-experience .ddqx-case-summary-list li { margin-block: .6rem; padding-left: .3rem; }
.ddqx-experience :is(textarea, input[type="range"]):focus-visible { outline: 3px solid var(--ddqx-ink); outline-offset: 3px; }
@media (max-width: 640px) {
  .ddqx-experience .ddqx-case-range-grid { grid-template-columns: minmax(0, 1fr); }
  .ddqx-experience .ddqx-case-lab-actions button { flex: 1 1 100%; }
  .ddqx-experience .ddqx-case-mode-button { flex: 1 1 46%; }
}
@media print {
  .ddqx-experience .ddqx-case-mode, .ddqx-experience .ddqx-case-hint-button, .ddqx-experience .ddqx-case-lab-actions { display: none; }
  .ddqx-experience .ddqx-case-evidence, .ddqx-experience .ddqx-case-explorer { break-inside: avoid; }
}