/* Free SAT mini-diagnostic (free-diagnostic.html). Builds on hero.css (.quiz__hud, .choice, .sheet).
   Colour only for meaning: amber = XP, green = correct, red = wrong. */
.diag-hero { padding-bottom: clamp(36px, 4vw, 56px); }
.diag-hero h1 { max-width: 13ch; }
.diag-wrap { padding-top: 0; }

.diag-card { position: relative; max-width: 760px; margin: 0 auto; padding: clamp(18px, 3vw, 32px); border-radius: var(--r-lg); background: var(--bg-2); }
.diag-card__top { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.diag-card__dot { width: 64px; flex: none; }
.diag__say { position: relative; padding: 10px 14px; border-radius: 16px 16px 16px 4px; background: var(--bg); font-size: 15px; line-height: 1.35; color: var(--ink-2); box-shadow: inset 0 0 0 1px var(--hair); min-height: 42px; }
.diag__say:empty { visibility: hidden; }

.diag { padding: clamp(18px, 3vw, 28px); border-radius: 22px; background: var(--bg); animation: rise-in 0.4s var(--spring); }
.diag__hud { grid-template-columns: 1fr auto auto; margin-bottom: 18px; }
.diag__count { font-size: 13px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* Intro */
.diag__facts { list-style: none; margin: 0 0 22px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.diag__facts li { padding: 16px; border-radius: 16px; background: var(--bg-2); }
.diag__facts b { display: block; font-size: clamp(28px, 3.4vw, 40px); font-weight: 350; letter-spacing: -0.05em; line-height: 1; }
.diag__facts span { display: block; margin-top: 6px; font-size: 14px; color: var(--ink-2); }
.diag__lede { color: var(--ink-2); max-width: 60ch; }
.diag__lede + .diag__lede { margin-top: 10px; }
.diag__link { border-bottom: 1px solid currentColor; color: var(--ink); }
.diag__switch { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: center; margin: 22px 0; padding: 14px 16px; border-radius: 16px; box-shadow: inset 0 0 0 1px var(--hair); cursor: pointer; }
.diag__switch input { position: absolute; opacity: 0; pointer-events: none; }
.diag__track { position: relative; width: 44px; height: 26px; border-radius: 99px; background: var(--hair); transition: background 0.2s; }
.diag__track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--bg); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2); transition: transform 0.3s var(--spring); }
.diag__switch input:checked + .diag__track { background: var(--ink); }
.diag__switch input:checked + .diag__track::after { transform: translateX(18px); }
.diag__switch input:focus-visible + .diag__track { outline: 2px solid var(--ink); outline-offset: 3px; }
.diag__switch > span:last-child { grid-column: 2; }
.diag__switch b { display: block; font-weight: 500; }
.diag__switch small { display: block; font-size: 14px; color: var(--ink-3); }
.diag__switch .diag__track { grid-column: 1; grid-row: 1; }
.diag__ctas { display: flex; flex-wrap: wrap; gap: 10px; }
.diag__ctas--end { justify-content: center; margin-top: 24px; }
.diag__fine { margin-top: 16px; font-size: 13px; color: var(--ink-3); }
.diag__fine--left { max-width: 62ch; }
.diag__fine b { color: var(--ink-2); font-weight: 500; }

/* Section break */
.diag__break { text-align: left; }
.diag__eyebrow { font-size: 13px; color: var(--ink-3); margin-bottom: 6px; }
.diag__h { font-size: clamp(34px, 4vw, 48px); letter-spacing: -0.045em; margin-bottom: 12px; }
.diag__break .diag__ctas { margin-top: 22px; }

/* Question */
.diag__passage { margin-bottom: 16px; padding: 14px 16px; border-radius: 14px; background: var(--bg-2); font-size: 16px; line-height: 1.55; color: var(--ink); }
.diag__passage p + p { margin-top: 6px; }
.diag__stem { font-size: clamp(18px, 1.8vw, 21px); line-height: 1.35; letter-spacing: -0.02em; margin-bottom: 16px; }
.diag__choices { display: grid; gap: 8px; }
.diag__choices .choice { min-height: 52px; font-size: 16px; line-height: 1.35; }
.choice.is-picked { background: var(--bg-2); box-shadow: inset 0 0 0 1.5px var(--ink); }
.choice.is-picked kbd { background: var(--ink); color: #fff; }
.diag .sheet { grid-template-columns: 1fr; }
.diag__nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 20px; }
.diag__nav [data-diag-next] { margin-left: auto; min-width: 120px; }
.diag__confirm { margin-top: 18px; padding: 14px 16px; border-radius: 16px; background: var(--amber-soft); }
.diag__confirm p { margin-bottom: 12px; color: var(--ink); }

/* Results */
.diag-total { padding: 22px; border-radius: 20px; background: var(--ink); color: #fff; }
.diag-total b { display: block; font-size: clamp(44px, 7vw, 72px); font-weight: 350; letter-spacing: -0.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.diag-total span { display: block; margin-top: 8px; font-size: 15px; color: rgba(255, 255, 255, 0.65); }
.diag-scores { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.diag-score { padding: 18px; border-radius: 18px; background: var(--bg-2); }
.diag-score__label { display: block; font-size: 14px; color: var(--ink-2); }
.diag-score__range { display: block; margin: 6px 0; font-size: clamp(30px, 4vw, 42px); font-weight: 350; letter-spacing: -0.045em; line-height: 1; font-variant-numeric: tabular-nums; }
.diag-score__meta { font-size: 13px; color: var(--ink-3); }
.diag__h3 { margin: 32px 0 12px; font-size: 21px; }

.diag-areas { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--hair); }
.diag-areas li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--hair); font-size: 15px; }
.diag-areas__marks { display: flex; gap: 6px; flex: none; }
.diag-areas__marks i { width: 14px; height: 14px; border-radius: 50%; }
.diag-areas__marks .is-right { background: var(--green); }
.diag-areas__marks .is-wrong { background: var(--hair); box-shadow: inset 0 0 0 2px var(--red); }

.diag-next { display: grid; gap: 16px; margin-top: 28px; padding: 22px; border-radius: 20px; background: var(--bg-2); }
.diag-next .diag__h3 { margin-top: 0; margin-bottom: 6px; }
.diag-next p { color: var(--ink-2); max-width: 56ch; }

.diag-review { display: grid; gap: 8px; }
.diag-rev { border-radius: 14px; box-shadow: inset 0 0 0 1px var(--hair); }
.diag-rev summary { display: grid; grid-template-columns: 28px 1fr auto; gap: 12px; align-items: center; padding: 12px 14px; cursor: pointer; list-style: none; }
.diag-rev summary::-webkit-details-marker { display: none; }
.diag-rev__n { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--bg-2); font-size: 13px; color: var(--ink-2); }
.diag-rev.is-right .diag-rev__n { background: var(--green); color: #fff; }
.diag-rev.is-wrong .diag-rev__n { background: var(--red); color: #fff; }
.diag-rev__d { font-size: 15px; }
.diag-rev__d small { margin-left: 6px; font-size: 12px; color: var(--ink-3); }
.diag-rev__s { font-size: 13px; color: var(--ink-3); }
.diag-rev.is-right .diag-rev__s { color: var(--green); }
.diag-rev.is-wrong .diag-rev__s { color: var(--red); }
.diag-rev__body { padding: 0 14px 16px; }
.diag-rev__choices { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 6px; }
.diag-rev__choices li { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 12px; font-size: 15px; box-shadow: inset 0 0 0 1px var(--hair); }
.diag-rev__choices li span { flex: 1 1 12ch; }
.diag-rev__choices kbd { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font: 500 12px var(--font); background: var(--bg-2); color: var(--ink-2); }
.diag-rev__choices em { font-style: normal; font-size: 12px; color: var(--ink-3); }
.diag-rev__choices .is-answer { background: var(--green-soft); box-shadow: inset 0 0 0 1.5px var(--green); }
.diag-rev__choices .is-answer em { color: var(--green); }
.diag-rev__choices .is-yours { background: var(--red-soft); box-shadow: inset 0 0 0 1.5px var(--red); }
.diag-rev__choices .is-yours em { color: var(--red); }
.diag-rev__why { font-size: 15px; color: var(--ink-2); }
.diag-rev__why b { color: var(--ink); font-weight: 500; }

@media (max-width: 560px) {
  .diag-card { padding: 14px; border-radius: 22px; margin-inline: -4px; }
  .diag { padding: 16px; }
  .diag-card__dot { width: 52px; }
  .diag__facts { grid-template-columns: 1fr 1fr; }
  .diag__facts li:last-child { grid-column: 1 / -1; }
  .diag-scores { grid-template-columns: 1fr; }
  .diag__ctas .pill { flex: 1 1 100%; }
  .diag__nav .pill { flex: 1; min-width: 0; }
}