/* Zeal Publishers — the AI Book Check (Job 8).
 * A manuscript page and a rule card joined by an amber trace. Questions on a card with the
 * "How this book was made" record writing itself beside them; the free KDP answer; the gate; then
 * the full report, where amber traces join each answer to the words in the rule that decide it.
 * Motion is transform/opacity/stroke; everything lands in its final state under reduced motion. */

.zs-aic { --aic-paper: #FBF8F1; --aic-ease: cubic-bezier(.22, .9, .3, 1); --aic-spring: cubic-bezier(.34, 1.45, .64, 1); }

/* ---------- Hero ---------- */
.aic-hero { padding-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.aic-hero__grid { display: grid; gap: clamp(1.5rem, 1rem + 2vw, 3rem); align-items: center; padding-top: clamp(1rem, .6rem + 2vw, 2.5rem); }
@media (min-width: 940px) { .aic-hero__grid { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); } }
.aic-hero__title { margin-top: .9rem; font-size: clamp(2.1rem, 1.25rem + 3.6vw, 4.2rem); font-weight: 500; line-height: 1.03; letter-spacing: -.035em; }
.aic-hero__title em { display: block; margin-top: .35rem; font-size: .62em; color: var(--z-amber-ink); letter-spacing: -.02em; }
.aic-hero__lede { margin-top: 1rem; max-width: 38rem; }
.aic-start { margin-top: 1.5rem; }
.aic-resume { margin-top: 1rem; font-size: var(--z-fs-sm); color: var(--z-ink-muted); }
.aic-hero__art { display: flex; justify-content: center; }
.aic-art { width: min(100%, 440px); height: auto; filter: drop-shadow(0 14px 18px rgba(2, 29, 19, .16)); }
.aic-art__trace { stroke-dasharray: 80; stroke-dashoffset: 80; animation: aic-draw 1.1s .5s var(--aic-ease) forwards; }
.aic-art__dot { transform-box: fill-box; transform-origin: center; animation: aic-pulse 2.4s 1.6s ease-in-out infinite; }
.aic-art__hl, .aic-art__rhl { transform-box: fill-box; transform-origin: left; transform: scaleX(0); animation: aic-wipe .7s var(--aic-ease) forwards; }
.aic-art__hl { animation-delay: .2s; } .aic-art__rhl { animation-delay: 1.4s; }
.aic-art__stamp { transform-box: fill-box; transform-origin: center; opacity: 0; animation: aic-stamp .5s 2s var(--aic-spring) forwards; }
@keyframes aic-draw { to { stroke-dashoffset: 0; } }
@keyframes aic-wipe { to { transform: scaleX(1); } }
@keyframes aic-pulse { 50% { transform: scale(1.45); } }
@keyframes aic-stamp { from { opacity: 0; transform: scale(1.5) rotate(-6deg); } to { opacity: 1; transform: rotate(-3deg); } }

/* ---------- The questions + the live record ---------- */
.aic-tool { padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(2.5rem, 2rem + 3vw, 4.5rem); }
.aic-tool__grid { display: grid; gap: clamp(1.25rem, 1rem + 2vw, 3rem); align-items: start; }
@media (min-width: 940px) { .aic-tool__grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); } }
.aic-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: .35rem; margin-bottom: .9rem; }
.aic-steps i { height: 5px; border-radius: var(--z-r-pill); background: rgba(6, 69, 48, .14); transition: background .35s; }
.aic-steps i.is-done { background: var(--z-amber); }
.aic-steps i.is-now { background: var(--z-green); }
.aic-tool__bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .8rem; }
.aic-back { display: inline-flex; align-items: center; gap: .4rem; min-height: 44px; padding: 0 .8rem 0 .5rem; border: 0; border-radius: var(--z-r-sm); background: none; color: var(--z-green); font: 600 .95rem var(--z-font-body); cursor: pointer; }
.aic-back:hover { background: rgba(6, 69, 48, .06); }
.aic-back__icon { width: 18px; height: 18px; transform: scaleX(-1); }
.aic-count { font-size: var(--z-fs-sm); color: var(--z-ink-muted); font-weight: 600; }
.aic-stage { display: grid; }
.aic-card-q { grid-area: 1 / 1; padding: clamp(1.3rem, 1rem + 2vw, 2.2rem); border-radius: var(--z-r-lg); background: var(--aic-paper); box-shadow: var(--z-shadow-2), inset 0 0 0 1px rgba(40, 40, 40, .07); }
.aic-card-q.is-enter { animation: aic-in .4s var(--aic-ease) both; }
.aic-card-q.is-enter-back { animation: aic-in-back .4s var(--aic-ease) both; }
.aic-card-q.is-leave { animation: aic-out .28s ease-in both; pointer-events: none; }
.aic-card-q.is-leave-back { animation: aic-out-back .28s ease-in both; pointer-events: none; }
@keyframes aic-in { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes aic-in-back { from { opacity: 0; transform: translateY(-18px); } to { opacity: 1; transform: none; } }
@keyframes aic-out { to { opacity: 0; transform: translateY(-14px); } }
@keyframes aic-out-back { to { opacity: 0; transform: translateY(14px); } }
.aic-card-q__k { font-size: var(--z-fs-2xs); font-weight: 700; letter-spacing: var(--z-track-caps); text-transform: uppercase; color: var(--z-amber-ink); }
.aic-card-q__q { margin-top: .45rem; font-size: clamp(1.3rem, 1.1rem + 1vw, 1.8rem); font-weight: 500; line-height: 1.2; }
.aic-card-q__q:focus { outline: none; }
.aic-card-q__hint { margin-top: .4rem; font-size: var(--z-fs-sm); color: var(--z-ink-muted); }
.aic-opts { display: grid; gap: .55rem; margin-top: 1.1rem; }
.aic-opt { display: flex; align-items: center; gap: .8rem; min-height: 54px; padding: .65rem .95rem; border: 1.5px solid rgba(6, 69, 48, .16); border-radius: var(--z-r-md); background: var(--z-cream); color: var(--z-charcoal); font: 500 1rem/1.35 var(--z-font-body); text-align: left; cursor: pointer; transition: border-color .18s, background .18s, color .18s, box-shadow .18s, transform .18s var(--aic-ease); }
.aic-opt:hover { border-color: var(--z-amber); box-shadow: var(--z-shadow-1); }
.aic-opt:focus-visible { outline: 3px solid var(--z-amber); outline-offset: 2px; }
.aic-opt:active { transform: scale(.985); }
.aic-opt__mark { flex: none; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; border: 2px solid rgba(6, 69, 48, .35); }
.aic-opt--multi .aic-opt__mark { border-radius: 6px; }
.aic-opt[aria-checked="true"] { background: var(--z-green); border-color: var(--z-green); color: var(--z-cream); }
.aic-opt[aria-checked="true"] .aic-opt__mark { border-color: var(--z-amber); background: var(--z-amber); box-shadow: inset 0 0 0 4px var(--z-green); }
.aic-opt--multi[aria-checked="true"] .aic-opt__mark { box-shadow: none; }
.aic-opt--multi[aria-checked="true"] .aic-opt__mark::after { content: ""; width: 10px; height: 6px; border: 2.5px solid var(--z-green-950); border-top: 0; border-right: 0; transform: translateY(-1px) rotate(-45deg); }
.aic-next { margin-top: 1.1rem; }

.aic-live { padding: 1.25rem 1.35rem; border-radius: var(--z-r-md); background: var(--aic-paper); box-shadow: var(--z-shadow-1), inset 0 0 0 1px rgba(40, 40, 40, .07); background-image: repeating-linear-gradient(transparent 0 1.7rem, rgba(6, 69, 48, .05) 1.7rem calc(1.7rem + 1px)); }
@media (min-width: 940px) { .aic-live { position: sticky; top: calc(var(--z-header-h) + 1rem); } }
.aic-live__k { font: 600 1.1rem var(--z-font-display); color: var(--z-green); }
.aic-live__list { display: grid; gap: .7rem; margin-top: .8rem; }
.aic-live__list li { font-size: var(--z-fs-sm); line-height: 1.45; }
.aic-live__list li span { display: block; }
.aic-live__list b { display: block; font-size: var(--z-fs-2xs); letter-spacing: var(--z-track-caps); text-transform: uppercase; color: var(--z-amber-ink); }
.aic-live__list li.is-empty span { color: rgba(40, 40, 40, .35); }
.aic-live__list li.is-ink span { animation: aic-ink .6s var(--aic-ease) both; }
@keyframes aic-ink { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
.aic-live__fine { margin-top: 1rem; font-size: var(--z-fs-xs); color: var(--z-ink-muted); }

/* ---------- The free answer + the gate ---------- */
.aic-verdict { padding-block: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.aic-vcard { padding: clamp(1.4rem, 1rem + 2.5vw, 2.6rem); border-radius: var(--z-r-lg); background: var(--aic-paper); box-shadow: var(--z-shadow-2), inset 0 0 0 1px rgba(40, 40, 40, .07); }
.aic-vcard__h { margin-top: .5rem; font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.2rem); font-weight: 500; line-height: 1.05; letter-spacing: -.03em; }
.aic-vcard__h:focus { outline: none; }
.aic-vcard.is-in .aic-vcard__h { animation: aic-in .5s var(--aic-ease) both; }
.aic-vcard__p { margin-top: .7rem; max-width: 46rem; font-size: var(--z-fs-md); }
.aic-chips { display: grid; gap: .55rem; margin-top: 1.1rem; }
@media (min-width: 720px) { .aic-chips { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.aic-chip { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: .75rem 1rem; border-radius: var(--z-r-md); background: var(--z-cream); box-shadow: inset 0 0 0 1px rgba(6, 69, 48, .12); }
.aic-vcard.is-in .aic-chip { animation: aic-in .45s var(--aic-ease) both; }
.aic-chip__part { font-weight: 700; color: var(--z-green); }
.aic-chip__st { padding: .15rem .6rem; border-radius: var(--z-r-pill); font-size: .8rem; font-weight: 700; background: rgba(6, 69, 48, .08); color: var(--z-green); text-align: right; }
.aic-chip--generated .aic-chip__st { background: var(--z-amber); color: var(--z-green-950); }
.aic-chip--unknown .aic-chip__st, .aic-chip--pending .aic-chip__st { background: var(--z-amber-tint); color: var(--z-amber-ink); }
.aic-chip--na { opacity: .6; }
.aic-vcard__fine { margin-top: 1rem; font-size: var(--z-fs-xs); color: var(--z-ink-muted); }

.aic-gate { display: grid; gap: clamp(1.25rem, 1rem + 2vw, 3rem); margin-top: clamp(1.5rem, 1rem + 2vw, 2.5rem); }
@media (min-width: 940px) { .aic-gate { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: start; } }
.aic-gate__list { display: grid; gap: .55rem; margin-top: .9rem; }
.aic-gate__list li { display: flex; gap: .55rem; align-items: flex-start; }
.aic-gate__list svg { flex: none; width: 20px; height: 20px; margin-top: .15rem; color: var(--z-amber-press); }
.aic-form { max-width: 32rem; }
.aic-stage-q { border: 0; padding: 0; margin: 0; }
.aic-pills { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .35rem; }
.aic-pill { position: relative; }
.aic-pill input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.aic-pill span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 .95rem; border-radius: var(--z-r-pill); border: 1.5px solid rgba(6, 69, 48, .2); background: var(--z-cream); font-size: .92rem; font-weight: 600; color: var(--z-green); }
.aic-pill input:checked + span { background: var(--z-green); color: var(--z-cream); border-color: var(--z-green); }
.aic-pill input:focus-visible + span { outline: 3px solid var(--z-amber); outline-offset: 2px; }
.aic-err { min-height: 1.4em; margin-top: .6rem; color: var(--z-red-ink); font-weight: 600; font-size: var(--z-fs-sm); }

/* ---------- The full report ---------- */
.aic-report { padding-block: clamp(1rem, .5rem + 2vw, 2rem) clamp(3rem, 2rem + 3vw, 5rem); }
.aic-h2 { font-size: var(--z-fs-xl); font-weight: 500; line-height: 1.12; }
.aic-h2 em { color: var(--z-amber-ink); }
.aic-h2--sm { font-size: var(--z-fs-lg); }
.aic-h2:focus { outline: none; }
.aic-h3 { font-size: var(--z-fs-lg); font-weight: 500; line-height: 1.2; }
.aic-block { margin-top: clamp(1.75rem, 1.25rem + 2vw, 2.75rem); }
.aic-block__p { margin-top: .4rem; color: var(--z-ink-muted); max-width: 44rem; }

.aic-trace { display: grid; gap: 1rem; margin-top: 1.1rem; }
.aic-row { position: relative; display: grid; gap: .6rem 2.5rem; align-items: center; }
@media (min-width: 840px) { .aic-row { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); } }
.aic-row__ans { position: relative; z-index: 1; padding: .85rem 1rem; border-radius: var(--z-r-md); background: var(--z-green); color: var(--z-cream); }
.aic-row__ans b { display: block; font-size: var(--z-fs-2xs); letter-spacing: var(--z-track-caps); text-transform: uppercase; color: var(--z-amber); }
.aic-row__rule { position: relative; z-index: 1; margin: 0; padding: .9rem 1.1rem; border-radius: var(--z-r-md); background: var(--aic-paper); box-shadow: inset 0 0 0 1px rgba(40, 40, 40, .1); font: italic 400 1rem/1.55 var(--z-font-display); }
.aic-row__rule cite { display: block; margin-top: .45rem; font: 600 .78rem var(--z-font-body); font-style: normal; color: var(--z-ink-muted); }
.zs-aic mark { padding: 0 .12em; border-radius: 3px; background: rgba(239, 154, 16, .3); color: inherit; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.aic-row__rule mark { background: linear-gradient(rgba(239, 154, 16, .34), rgba(239, 154, 16, .34)) no-repeat 0 0 / 0% 100%; transition: background-size .7s var(--aic-ease); }
.aic-row.is-in .aic-row__rule mark { background-size: 100% 100%; }
.aic-row__wire { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; }
.aic-row__wire path { fill: none; stroke: var(--z-amber); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: var(--len, 400); stroke-dashoffset: var(--len, 400); transition: stroke-dashoffset .7s var(--aic-ease); }
.aic-row.is-in .aic-row__wire path { stroke-dashoffset: 0; }
.aic-row:not(.is-in) .aic-row__ans, .aic-row:not(.is-in) .aic-row__rule { opacity: .35; }
.aic-row__ans, .aic-row__rule { transition: opacity .4s; }

.aic-cards { display: grid; gap: 1rem; margin-top: clamp(1.75rem, 1.25rem + 2vw, 2.75rem); }
@media (min-width: 840px) { .aic-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.aic-card { padding: 1.3rem 1.4rem; border-radius: var(--z-r-md); background: var(--aic-paper); box-shadow: var(--z-shadow-1), inset 0 0 0 1px rgba(40, 40, 40, .07); }
.aic-card__k { font-size: var(--z-fs-2xs); font-weight: 700; letter-spacing: var(--z-track-caps); text-transform: uppercase; color: var(--z-amber-ink); }
.aic-card__h { margin-top: .35rem; font-size: var(--z-fs-md); font-weight: 600; line-height: 1.35; color: var(--z-green); }
.aic-card blockquote { margin: .8rem 0 0; padding-left: .9rem; border-left: 3px solid var(--z-amber); font: italic 400 .95rem/1.55 var(--z-font-display); }
.aic-card blockquote cite { display: block; margin-top: .3rem; font: 600 .75rem var(--z-font-body); font-style: normal; color: var(--z-ink-muted); }
.aic-card__fine { margin-top: .9rem; font-size: var(--z-fs-xs); color: var(--z-ink-muted); }
.aic-notes__list { display: grid; gap: .5rem; margin-top: .8rem; padding-left: 1.1rem; list-style: disc; }

.aic-record { position: relative; margin-top: 1rem; padding: clamp(1.3rem, 1rem + 2vw, 2.2rem); max-width: 46rem; border-radius: 4px; background: var(--aic-paper); box-shadow: var(--z-shadow-2), inset 0 0 0 1px rgba(40, 40, 40, .08); background-image: repeating-linear-gradient(transparent 0 1.85rem, rgba(6, 69, 48, .05) 1.85rem calc(1.85rem + 1px)); }
.aic-record__k { font: 600 clamp(1.3rem, 1.1rem + .8vw, 1.7rem) var(--z-font-display); color: var(--z-green); }
.aic-record__head { display: grid; gap: .5rem; padding-bottom: .9rem; border-bottom: 2px solid var(--z-green); }
.aic-record__field { display: grid; grid-template-columns: 4.5rem 1fr; align-items: center; gap: .6rem; font-size: var(--z-fs-sm); color: var(--z-ink-muted); font-weight: 600; }
.aic-record__field input { min-height: 40px; padding: 0 .6rem; border: 0; border-bottom: 1.5px dashed rgba(6, 69, 48, .3); background: transparent; font: 500 1rem var(--z-font-display); color: var(--z-charcoal); }
.aic-record__field input:focus { outline: none; border-bottom-color: var(--z-amber); }
.aic-record__list { display: grid; gap: .9rem; margin: 1rem 0 0; }
.aic-record__list dt { font-size: var(--z-fs-2xs); font-weight: 700; letter-spacing: var(--z-track-caps); text-transform: uppercase; color: var(--z-amber-ink); }
.aic-record__list dd { margin: .15rem 0 0; font-family: var(--z-font-display); }
.aic-record__foot { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-top: 1.2rem; padding-top: .9rem; border-top: 1px solid rgba(6, 69, 48, .2); }
.aic-record__foot p { flex: 1 1 18rem; font-size: var(--z-fs-xs); color: var(--z-ink-muted); }
.aic-record__stamp { display: grid; padding: .45rem .9rem; border: 2.5px solid var(--z-green); border-radius: 4px; color: var(--z-green); text-align: center; transform: rotate(-3deg); }
.aic-record__stamp span { font-size: .7rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.aic-record__stamp b { font: 600 .95rem var(--z-font-display); }
.aic-record.is-stamping .aic-record__stamp { animation: aic-stamp .5s var(--aic-spring) both; }
#aic-print { margin-top: 1rem; }

.aic-cta { margin-top: clamp(2rem, 1.5rem + 2vw, 3rem); padding: clamp(1.5rem, 1rem + 2.5vw, 3rem); border-radius: var(--z-r-lg); }
.aic-cta__h { font-size: var(--z-fs-xl); font-weight: 500; line-height: 1.15; color: var(--z-cream); }
.aic-cta__p { margin-top: .7rem; max-width: 42rem; color: var(--z-green-200); }
.aic-cta__btns { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.4rem; }
.aic-cta__btns .z-btn { white-space: normal; text-align: center; line-height: 1.2; }
.aic-cta__btns .z-btn[hidden] { display: none; }
.aic-cta__done { margin-top: 1rem; padding: .8rem 1rem; border-radius: var(--z-r-sm); background: rgba(250, 249, 245, .1); color: var(--z-cream); font-weight: 600; }
.aic-cta__or { margin-top: 1rem; color: var(--z-green-200); font-size: var(--z-fs-sm); }
.aic-cta__or a { color: var(--z-amber); }
.aic-retake { margin-top: 2rem; text-align: center; }
.aic-linkbtn { padding: 0; border: 0; background: none; color: var(--z-green); font: inherit; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

/* ---------- FAQ + sources ---------- */
.aic-ref__grid { display: grid; gap: clamp(1.5rem, 1rem + 3vw, 4rem); }
@media (min-width: 940px) { .aic-ref__grid { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); } }
.aic-faq__item { border-bottom: 1px solid rgba(6, 69, 48, .15); padding: .9rem 0; }
.aic-faq__item summary { cursor: pointer; font-weight: 700; color: var(--z-green); min-height: 28px; }
.aic-faq__item p { margin-top: .5rem; }
.aic-faq .aic-h2 { margin-bottom: .8rem; }
.aic-sources p { margin-top: .8rem; }
.aic-sources ul { display: grid; gap: .55rem; margin-top: .9rem; padding-left: 1.1rem; list-style: disc; }
.aic-sources a { color: var(--z-green); }
.aic-sources__fine { font-size: var(--z-fs-xs); color: var(--z-ink-muted); }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .aic-art__trace { animation: none; stroke-dashoffset: 0; }
  .aic-art__hl, .aic-art__rhl { animation: none; transform: none; }
  .aic-art__dot { animation: none; }
  .aic-art__stamp { animation: none; opacity: 1; transform: rotate(-3deg); }
  .aic-card-q.is-enter, .aic-card-q.is-enter-back, .aic-card-q.is-leave, .aic-card-q.is-leave-back,
  .aic-live__list li.is-ink span, .aic-vcard.is-in .aic-vcard__h, .aic-vcard.is-in .aic-chip,
  .aic-record.is-stamping .aic-record__stamp { animation: none; }
  .aic-row__wire path, .aic-row__rule mark, .aic-row__ans, .aic-row__rule, .aic-steps i, .aic-opt { transition: none; }
}

/* ---------- Print: the record only ---------- */
@media print {
  body.aic-print-record * { visibility: hidden; }
  body.aic-print-record .aic-record, body.aic-print-record .aic-record * { visibility: visible; }
  body.aic-print-record .aic-record { position: absolute; left: 0; top: 0; width: 100%; max-width: none; box-shadow: none; background-image: none; }
  body.aic-print-record .aic-record__field input { border-bottom: 0; }
  body.aic-print-record .aic-record__field input::placeholder { color: transparent; }
}