/* IPR cases — index list, detail hero with the arch visualization, and the
   sectioned form with rich arch cards. Builds on the shared .case-* components
   in cases.css. */

/* ── Heading with meta line (index) ──────────────────────── */

.ipr-heading {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  min-width: 0;
}

.ipr-heading .case-page__title {
  overflow-wrap: anywhere;
}

.ipr-heading__title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Total next to the page title. */
.ipr-count {
  display: inline-grid;
  place-items: center;
  min-width: 2rem;
  height: 1.75rem;
  padding: 0 0.5rem;
  border-radius: var(--ah-radius-pill);
  background: var(--ah-surface);
  box-shadow: 0 0 0 1px var(--ah-border), var(--ah-shadow-xs), var(--ah-inner-highlight);
  color: var(--ah-ink-2);
  font-family: var(--ah-mono);
  font-size: var(--ah-text-sm);
  font-weight: var(--ah-weight-medium);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  box-sizing: border-box;
}

.ipr-heading__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.375rem;
  margin: 0;
  color: var(--ah-ink-3);
  font-size: var(--ah-text-sm);
  font-variant-numeric: tabular-nums;
}

.ipr-heading__meta [aria-hidden="true"] {
  color: var(--ah-ink-4);
}

.ipr-heading__link {
  font-family: var(--ah-mono);
  font-size: var(--ah-text-sm);
}

.ipr-heading__link:focus-visible,
.case-show__link:focus-visible {
  outline: none;
  border-radius: var(--ah-radius-xs);
  box-shadow: var(--ah-focus-ring);
}

/* ── Breadcrumb (shared with users) ──────────────────────── */

.page-crumbs {
  margin: 0 0 var(--ah-space-4);
}

.page-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--ah-text-sm);
  line-height: 1.5;
}

.page-crumbs li {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  min-width: 0;
}

.page-crumbs li + li::before {
  content: "/";
  padding-right: 0.125rem;
  color: var(--ah-ink-4);
}

.page-crumbs__link {
  margin: 0 -0.25rem;
  padding: 0.125rem 0.25rem;
  border-radius: var(--ah-radius-xs);
  color: var(--ah-ink-3);
  text-decoration: none;
  transition: color var(--ah-dur-1), background var(--ah-dur-1);
}

.page-crumbs__link:hover {
  background: var(--ah-surface-3);
  color: var(--ah-ink);
  text-decoration: none;
}

.page-crumbs__link:active {
  background: var(--ah-border);
}

.page-crumbs__link:focus-visible {
  outline: none;
  box-shadow: var(--ah-focus-ring);
}

.page-crumbs__link--mono,
.ipr-show .page-crumbs__current {
  font-family: var(--ah-mono);
  font-size: var(--ah-text-xs);
}

.page-crumbs__current {
  color: var(--ah-ink);
  font-weight: var(--ah-weight-medium);
}

/* ── Avatars ─────────────────────────────────────────────── */

.ipr-avatar {
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: linear-gradient(145deg, #34e0c8 0%, #14a291 45%, #0b6f66 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 4px 12px -4px rgba(20, 162, 145, 0.55);
  color: #fff;
  font-size: var(--ah-text-xs);
  font-weight: var(--ah-weight-semibold);
  letter-spacing: 0.02em;
}

.ipr-avatar--doctor {
  width: 1.75rem;
  height: 1.75rem;
  background: linear-gradient(145deg, color-mix(in srgb, var(--ah-stage-doctor_review) 55%, #fff) 0%, var(--ah-stage-doctor_review) 55%, var(--ah-stage-doctor_review-ink) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 3px 10px -4px rgba(193, 144, 0, 0.55);
  font-size: 0.625rem;
}

.ipr-avatar--sm {
  width: 1.375rem;
  height: 1.375rem;
  font-size: 0.5625rem;
}

/* ── Index ───────────────────────────────────────────────── */

.ipr-toolbar {
  display: flex;
  align-items: center;
  gap: var(--ah-space-3);
  margin-bottom: 1.25rem;
}

.ipr-toolbar .case-search {
  margin: 0;
}

/* A raised, generous search field. */
.ipr-toolbar .case-search__shell {
  max-width: 30rem;
  height: 2.75rem;
  padding: 0 0.875rem;
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(10, 26, 28, 0.05), 0 6px 16px -10px rgba(10, 26, 28, 0.18), var(--ah-inner-highlight);
}

.ipr-toolbar .case-search__shell:focus-within {
  box-shadow: var(--ah-focus-ring), 0 10px 24px -12px rgba(20, 162, 145, 0.5);
}

.ipr-toolbar .case-search__icon svg {
  width: 16px;
  height: 16px;
}

.case-list.case-list--ipr {
  grid-template-columns:
    minmax(14rem, 1.5fr)
    minmax(10rem, 1.1fr)
    minmax(7rem, 0.8fr)
    minmax(8rem, 0.8fr)
    max-content;
}

.case-list--ipr .case-list__row {
  min-height: 4rem;
  padding-block: 0.625rem;
}

.ipr-cell {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  min-width: 0;
}

.ipr-cell__stack {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.ipr-cell__name {
  overflow: hidden;
  color: var(--ah-ink);
  font-weight: var(--ah-weight-medium);
  text-decoration: none;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.ipr-cell__name:hover {
  color: var(--ah-accent);
  text-decoration: none;
}

.ipr-cell__name:focus-visible {
  outline: none;
  border-radius: var(--ah-radius-xs);
  box-shadow: var(--ah-focus-ring);
}

.case-list--ipr a.ipr-cell__number {
  color: var(--ah-ink-3);
  font-size: var(--ah-text-xs);
  font-weight: var(--ah-weight-regular);
}

.ipr-cell__text {
  min-width: 0;
  overflow: hidden;
  color: var(--ah-ink-2);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.ipr-cell__none {
  color: var(--ah-ink-4);
}

.ipr-type-chip {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  height: 1.5rem;
  padding: 0 0.5625rem;
  overflow: hidden;
  border-radius: var(--ah-radius-pill);
  background: var(--ah-surface-2);
  box-shadow: inset 0 0 0 1px var(--ah-border);
  color: var(--ah-ink-2);
  font-size: var(--ah-text-xs);
  font-weight: var(--ah-weight-medium);
  white-space: nowrap;
  text-overflow: ellipsis;
  box-sizing: border-box;
}

/* Arch chips: a tinted key square and the stage count in mono. */
.ipr-arches {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem;
}

.ipr-arches--none {
  color: var(--ah-ink-4);
  font-size: var(--ah-text-sm);
}

.ipr-arch {
  --tint: var(--ah-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  height: 1.625rem;
  padding: 0 0.5rem 0 0.1875rem;
  border-radius: 8px;
  background: color-mix(in srgb, var(--tint) 7%, var(--ah-surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--tint) 20%, transparent);
  font-family: var(--ah-mono);
  font-size: var(--ah-text-xs);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.ipr-arch--lower {
  --tint: var(--ah-info);
}

.ipr-arch__key {
  display: inline-grid;
  place-items: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 6px;
  background: linear-gradient(160deg, color-mix(in srgb, var(--tint) 75%, #fff), var(--tint));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 0.625rem;
  font-weight: var(--ah-weight-semibold);
}

.ipr-arch__count {
  color: var(--ah-ink);
  font-weight: var(--ah-weight-medium);
}

.ipr-empty {
  padding-block: 3.5rem;
}

.case-empty-card .case-btn--ghost:hover {
  background: var(--ah-surface-2);
}

/* ── Show: hero ──────────────────────────────────────────── */

.ipr-hero {
  margin-bottom: 1.25rem;
}

.ipr-hero__core {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem 2rem;
  padding: 1.75rem 2rem;
  background:
    radial-gradient(34rem 16rem at 0% 0%, rgba(45, 212, 191, 0.13), transparent 70%),
    radial-gradient(24rem 12rem at 100% 100%, rgba(42, 97, 184, 0.05), transparent 70%),
    var(--ah-surface);
}

.ipr-hero__main {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-width: 0;
  flex: 1 1 24rem;
}

.ipr-hero__avatar {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 4.25rem;
  height: 4.25rem;
  border-radius: 20px;
  background: linear-gradient(145deg, #34e0c8 0%, #14a291 45%, #0b6f66 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 0 0 4px rgba(255, 255, 255, 0.9),
    0 0 0 5px rgba(13, 122, 112, 0.14),
    0 14px 30px -10px rgba(20, 162, 145, 0.6);
  color: #fff;
  font-size: 1.375rem;
  font-weight: var(--ah-weight-semibold);
  letter-spacing: -0.01em;
}

.ipr-hero__identity {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}

.ipr-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.ipr-chip {
  display: inline-flex;
  align-items: center;
  height: 1.5rem;
  padding: 0 0.5625rem;
  border-radius: var(--ah-radius-pill);
  background: var(--ah-surface-2);
  box-shadow: inset 0 0 0 1px var(--ah-border);
  color: var(--ah-ink-2);
  font-size: var(--ah-text-xs);
  font-weight: var(--ah-weight-medium);
  white-space: nowrap;
}

.ipr-chip--mono {
  background: var(--ah-surface);
  color: var(--ah-ink);
  font-family: var(--ah-mono);
  letter-spacing: -0.01em;
  box-shadow: inset 0 0 0 1px var(--ah-border-strong), var(--ah-shadow-xs);
}

.ipr-chip--accent {
  background: var(--ah-accent-soft);
  box-shadow: inset 0 0 0 1px rgba(13, 122, 112, 0.18);
  color: var(--ah-accent-ink);
}

.ipr-hero__title {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--ah-ink);
  font-size: clamp(1.875rem, 3vw, 2.375rem);
  font-weight: var(--ah-weight-semibold);
  line-height: 1.08;
  letter-spacing: -0.036em;
}

.ipr-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem 1.25rem;
  margin: 0.125rem 0 0;
  color: var(--ah-ink-2);
  font-size: var(--ah-text-sm);
}

.ipr-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4375rem;
  min-width: 0;
}

.ipr-hero__meta-item > svg {
  color: var(--ah-ink-4);
}

.ipr-hero__muted {
  color: var(--ah-ink-3);
}

.ipr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.ipr-hero__actions .case-btn {
  height: 2.625rem;
  padding-inline: 1.125rem;
}

/* Primary with a trailing arrow in its own island. */
.case-btn.ipr-btn-island {
  gap: 0.625rem;
  padding-right: 0.3125rem;
}

.ipr-btn-island__icon {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: transform var(--ah-dur-3) var(--ah-ease-spring), background var(--ah-dur-2);
}

.case-btn .ipr-btn-island__icon svg {
  width: 13px;
  height: 13px;
}

.ipr-btn-island:hover .ipr-btn-island__icon {
  background: rgba(255, 255, 255, 0.22);
  transform: translateX(2px) scale(1.05);
}

/* ── Show: panels ────────────────────────────────────────── */

.ipr-panel {
  margin-bottom: 1.25rem;
}

.ipr-panel__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding: 1.125rem 1.5rem 0.375rem;
}

.ipr-panel__header--bar {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--ah-border);
  background: linear-gradient(180deg, #fafbfb, var(--ah-surface-2));
}

.ipr-panel__title {
  margin: 0;
  color: var(--ah-ink);
  font-size: var(--ah-text-md);
  font-weight: var(--ah-weight-semibold);
  letter-spacing: -0.01em;
}

.ipr-panel__desc {
  margin: 0;
  color: var(--ah-ink-3);
  font-size: var(--ah-text-sm);
}

/* ── Show: arch visualization ────────────────────────────── */

.ipr-archviz {
  display: flex;
  flex-direction: column;
  padding: 0.25rem 0 0.5rem;
}

.ipr-archviz__row {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr) 7.5rem;
  align-items: center;
  gap: 1.25rem;
  padding: 1rem 1.5rem;
}

.ipr-archviz__row + .ipr-archviz__row {
  border-top: 1px dashed var(--ah-border);
}

.ipr-archviz__label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.ipr-archviz__art {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 12px;
  background: linear-gradient(160deg, #ffffff, var(--ah-accent-soft));
  box-shadow: 0 0 0 1px rgba(13, 122, 112, 0.14), 0 6px 16px -10px rgba(13, 122, 112, 0.5), var(--ah-inner-highlight);
  color: var(--ah-accent);
}

.ipr-archviz__art--lower {
  background: linear-gradient(160deg, #ffffff, var(--ah-info-soft));
  box-shadow: 0 0 0 1px rgba(42, 97, 184, 0.14), 0 6px 16px -10px rgba(42, 97, 184, 0.5), var(--ah-inner-highlight);
  color: var(--ah-info);
}

.ipr-archviz__name {
  display: block;
  color: var(--ah-ink);
  font-weight: var(--ah-weight-medium);
}

.ipr-archviz__anatomy {
  display: block;
  color: var(--ah-ink-3);
  font-size: var(--ah-text-xs);
}

.ipr-archviz__value {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: 0.375rem;
}

.ipr-archviz__num {
  color: var(--ah-ink);
  font-family: var(--ah-mono);
  font-size: 1.5rem;
  font-weight: var(--ah-weight-medium);
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.ipr-archviz__unit {
  color: var(--ah-ink-3);
  font-size: var(--ah-text-sm);
}

.ipr-archviz__off {
  color: var(--ah-ink-4);
  font-size: var(--ah-text-sm);
  font-weight: var(--ah-weight-medium);
}

.ipr-archviz__row.is-off .ipr-archviz__art {
  background: var(--ah-surface-2);
  box-shadow: inset 0 0 0 1px var(--ah-border);
  color: var(--ah-ink-4);
}

.ipr-archviz__row.is-off .ipr-archviz__name {
  color: var(--ah-ink-3);
}

/* The segmented track: one tick per stage, grouped in fives. */
.ipr-track {
  --tick-w: 0.5rem;
  --tick-h: 1.5rem;
  --tick-gap: 3px;
  display: flex;
  flex-wrap: wrap;
  align-content: center;
  gap: 5px var(--tick-gap);
  min-height: 2.5rem;
  padding: 0.5rem 0.625rem;
  border-radius: var(--ah-radius-md);
  background: var(--ah-surface-2);
  box-shadow: inset 0 1px 2px rgba(10, 26, 28, 0.06), inset 0 0 0 1px rgba(10, 26, 28, 0.04);
  box-sizing: border-box;
}

.ipr-track i {
  display: block;
  width: var(--tick-w);
  height: var(--tick-h);
  border-radius: 3px;
  background: var(--ah-accent-grad);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 2px 6px -2px rgba(20, 162, 145, 0.55);
  transform-origin: bottom;
  animation: ipr-tick var(--ah-dur-4) var(--ah-ease-spring) both;
  animation-delay: min(calc(260ms + var(--i) * 14ms), 1000ms);
}

.ipr-track i:nth-child(5n):not(:last-child) {
  margin-right: 5px;
}

.ipr-archviz__row:nth-child(2) .ipr-track i {
  background: linear-gradient(180deg, #4f86e0 0%, var(--ah-info) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28), 0 2px 6px -2px rgba(42, 97, 184, 0.5);
}

.ipr-track--dense {
  --tick-w: 0.3125rem;
  --tick-h: 1.25rem;
  --tick-gap: 2px;
}

.ipr-track--xdense {
  --tick-w: 0.1875rem;
  --tick-h: 1.125rem;
  --tick-gap: 2px;
}

.ipr-track--xdense i:nth-child(5n):not(:last-child) {
  margin-right: 2px;
}

.ipr-track--xdense i:nth-child(10n):not(:last-child) {
  margin-right: 5px;
}

.ipr-track--empty {
  background: repeating-linear-gradient(90deg, var(--ah-border) 0 8px, transparent 8px 12px) center / 100% 2px no-repeat, var(--ah-surface-2);
  box-shadow: inset 0 0 0 1px var(--ah-border);
}

@keyframes ipr-tick {
  from { opacity: 0; transform: scaleY(0.2); }
}

/* ── Show: details grid ──────────────────────────────────── */

.ipr-details {
  margin-top: 0;
}

.ipr-show__mono {
  font-family: var(--ah-mono);
  font-size: var(--ah-text-sm);
}

.ipr-show .case-show__item:nth-last-child(-n + 2) {
  border-bottom: 0;
}

/* ── Form ────────────────────────────────────────────────── */

.ipr-form-page .case-page__header {
  margin-bottom: var(--ah-space-6);
}

.ipr-case-form {
  gap: 1.25rem;
}

/* Section cards: a double bezel drawn with rings. */
.ipr-case-form .ipr-form-section {
  margin: 6px;
  padding: 1.5rem 1.75rem 1.75rem;
  border: 0;
  border-radius: var(--ah-radius-lg);
  background:
    radial-gradient(28rem 10rem at 0% 0%, rgba(45, 212, 191, 0.06), transparent 70%),
    var(--ah-surface);
  box-shadow:
    0 0 0 5px var(--ah-shell-bg),
    0 0 0 6px rgba(10, 26, 28, 0.06),
    var(--ah-shadow-card);
}

.ipr-case-form .case-form__section + .case-form__section {
  margin-top: 6px;
}

.ipr-form-section__header {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  margin-bottom: 1.5rem;
}

.ipr-form-section__icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 12px;
  background: linear-gradient(160deg, #ffffff, var(--ah-accent-soft));
  box-shadow: 0 0 0 1px rgba(13, 122, 112, 0.14), 0 8px 18px -10px rgba(13, 122, 112, 0.5), var(--ah-inner-highlight);
  color: var(--ah-accent);
}

.ipr-case-form .ipr-form-section .case-form__title {
  margin: 0.0625rem 0 0;
  padding: 0;
  border: 0;
  font-size: var(--ah-text-md);
}

.ipr-form-section__desc {
  margin: 0.1875rem 0 0;
  color: var(--ah-ink-3);
  font-size: var(--ah-text-sm);
}

.ipr-case-form .case-form__field input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="file"]),
.ipr-case-form .case-form__field select {
  min-height: 2.75rem;
}

/* Arch cards: the whole card toggles its checkbox (the label stretches over it). */
.ipr-arch-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ipr-case-form .case-form__stage-group {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 1rem 1rem 1rem 1.125rem;
  border: 1px solid var(--ah-border);
  border-radius: var(--ah-radius-lg);
  background: var(--ah-surface);
  box-shadow: var(--ah-shadow-xs), var(--ah-inner-highlight);
  transition:
    border-color var(--ah-dur-2),
    box-shadow var(--ah-dur-3) var(--ah-ease-out),
    background var(--ah-dur-2),
    transform var(--ah-dur-2) var(--ah-ease-spring);
}

.ipr-case-form .case-form__stage-group:hover {
  border-color: var(--ah-border-strong);
  box-shadow: 0 6px 18px -10px rgba(10, 26, 28, 0.25), var(--ah-inner-highlight);
}

.ipr-case-form .case-form__stage-group:has(.ipr-arch-toggle label:active) {
  transform: scale(0.985);
}

.ipr-case-form .case-form__stage-group:has([data-stage-toggle]:checked) {
  border-color: rgba(13, 122, 112, 0.55);
  background:
    radial-gradient(20rem 8rem at 0% 0%, rgba(45, 212, 191, 0.12), transparent 70%),
    var(--ah-surface);
  box-shadow:
    0 0 0 3px rgba(20, 162, 145, 0.12),
    0 12px 28px -14px rgba(20, 162, 145, 0.55),
    var(--ah-inner-highlight);
}

.ipr-case-form .case-form__stage-group:has([data-stage-toggle]:focus-visible) {
  border-color: var(--ah-accent);
  box-shadow: var(--ah-focus-ring);
}

.ipr-case-form .case-form__stage-group:has([data-stage-toggle]:disabled) {
  opacity: 0.55;
  cursor: not-allowed;
}

.ipr-case-form .ipr-arch-toggle {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.875rem;
  min-height: 2.75rem;
}

.ipr-arch-toggle__art {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 12px;
  background: var(--ah-surface-2);
  box-shadow: inset 0 0 0 1px var(--ah-border);
  color: var(--ah-ink-4);
  transition: background var(--ah-dur-2), color var(--ah-dur-2), box-shadow var(--ah-dur-2);
}

.case-form__stage-group:has([data-stage-toggle]:checked) .ipr-arch-toggle__art {
  background: linear-gradient(160deg, #ffffff, var(--ah-accent-soft));
  box-shadow: 0 0 0 1px rgba(13, 122, 112, 0.18), 0 6px 14px -8px rgba(13, 122, 112, 0.5);
  color: var(--ah-accent);
}

.ipr-arch-toggle__text {
  display: flex;
  flex-direction: column;
  gap: 0.0625rem;
  flex: 1 1 auto;
  min-width: 0;
}

.ipr-case-form .ipr-arch-toggle label {
  color: var(--ah-ink);
  font-size: var(--ah-text-base);
  font-weight: var(--ah-weight-medium);
  cursor: pointer;
}

.ipr-case-form .ipr-arch-toggle label::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
}

.ipr-arch-toggle__desc {
  color: var(--ah-ink-3);
  font-size: var(--ah-text-xs);
}

/* The real checkbox, drawn as a round check on the card's right. */
.ipr-case-form .ipr-arch-toggle input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  z-index: 1;
  order: 3;
  flex-shrink: 0;
  width: 1.375rem;
  height: 1.375rem;
  margin: 0;
  border: 1.5px solid var(--ah-border-strong);
  border-radius: 50%;
  background: var(--ah-surface) center / 0.875rem no-repeat;
  cursor: pointer;
  transition: background-color var(--ah-dur-2), border-color var(--ah-dur-2), box-shadow var(--ah-dur-2), transform var(--ah-dur-3) var(--ah-ease-spring);
}

.ipr-case-form .ipr-arch-toggle input[type="checkbox"]:checked {
  border-color: transparent;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5'/%3E%3C/svg%3E") center / 0.875rem no-repeat,
    var(--ah-accent-grad);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.18), 0 4px 10px -3px rgba(20, 162, 145, 0.6);
  animation: ipr-check-pop var(--ah-dur-3) var(--ah-ease-spring);
}

.ipr-case-form .ipr-arch-toggle input[type="checkbox"]:focus-visible {
  outline: none;
  box-shadow: var(--ah-focus-ring);
}

@keyframes ipr-check-pop {
  40% { transform: scale(1.18); }
}

/* Stage count: revealed inside the card when its arch is on. */
.ipr-case-form [data-stage-count-field] {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 7rem;
  align-items: center;
  column-gap: var(--ah-space-3);
  row-gap: 0.25rem;
  margin-top: 0.875rem;
  padding-top: 0.875rem;
  border-top: 1px dashed var(--ah-border);
  animation: ah-rise var(--ah-dur-3) var(--ah-ease-spring) both;
}

.ipr-case-form [data-stage-count-field][hidden] {
  display: none;
}

.ipr-case-form [data-stage-count-field] > label {
  color: var(--ah-ink-2);
  font-weight: var(--ah-weight-medium);
  white-space: nowrap;
}

.ipr-case-form [data-stage-count-field] input[type="number"] {
  font-family: var(--ah-mono);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.ipr-case-form [data-stage-count-field] > .case-form__field-error {
  grid-column: 1 / -1;
  text-align: right;
}

.ipr-form-section__base-error {
  margin-top: var(--ah-space-3);
}

/* Sticky frosted action bar. */
.ipr-form-actions {
  position: sticky;
  bottom: 1rem;
  z-index: 5;
  margin: 0.5rem 6px 0;
  padding: 0.625rem 0.625rem 0.625rem 1.25rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  backdrop-filter: blur(16px) saturate(1.5);
  box-shadow:
    0 0 0 1px rgba(10, 26, 28, 0.07),
    0 1px 0 rgba(255, 255, 255, 0.8) inset,
    0 16px 40px -16px rgba(10, 26, 28, 0.3);
}

.ipr-form-actions__note {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  color: var(--ah-ink-3);
  font-size: var(--ah-text-sm);
}

.ipr-form-actions .case-btn {
  height: 2.625rem;
  padding-inline: 1.25rem;
}

/* The readonly case number reads as a system value, not an input. */
.ipr-case-form .case-form__field input.case-form__input--readonly[readonly][type]:is(*, :hover, :focus) {
  background: var(--ah-surface-2);
  border-color: var(--ah-border);
  box-shadow: none;
  color: var(--ah-ink-2);
  font-family: var(--ah-mono);
  font-size: var(--ah-text-sm);
  cursor: default;
}

/* ── Validation ──────────────────────────────────────────── */

.ipr-case-form .is-invalid input:not([type="checkbox"]):not([type="radio"]),
.ipr-case-form .is-invalid select,
.ipr-case-form .is-invalid textarea,
.ipr-case-form input.is-invalid,
.ipr-case-form select.is-invalid,
.ipr-case-form textarea.is-invalid,
.ipr-case-form .field_with_errors input:not([type="checkbox"]):not([type="radio"]),
.ipr-case-form .field_with_errors select,
.ipr-case-form .field_with_errors textarea {
  border-color: var(--ah-danger);
}

.ipr-case-form .is-invalid input:not([type="checkbox"]):not([type="radio"]):focus,
.ipr-case-form .is-invalid select:focus,
.ipr-case-form .is-invalid textarea:focus {
  border-color: var(--ah-danger);
  box-shadow: 0 0 0 3px rgba(192, 54, 44, 0.16);
}

.ipr-case-form .field_with_errors {
  display: contents;
}

.ipr-case-form .case-form__field-error {
  margin: 0;
  color: var(--ah-danger-ink);
  font-size: var(--ah-text-xs);
  font-weight: var(--ah-weight-medium);
  line-height: 1.4;
}

.ipr-case-form .case-form__field-error.is-hidden {
  display: none;
}

.ipr-case-form .case-form__field--wide {
  grid-column: 1 / -1;
}

/* ── Linked patient case callout ─────────────────────────── */

.case-form__banner {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin: 0 6px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--ah-accent-soft-2);
  border-radius: var(--ah-radius-md);
  background:
    radial-gradient(20rem 6rem at 0% 0%, rgba(45, 212, 191, 0.14), transparent 70%),
    var(--ah-accent-soft);
  color: var(--ah-accent-ink);
  font-size: var(--ah-text-sm);
}

.case-form__banner svg {
  flex-shrink: 0;
}

.case-form__banner p {
  margin: 0;
}

.case-form__banner a {
  color: var(--ah-accent-ink);
  font-family: var(--ah-mono);
  font-weight: var(--ah-weight-medium);
  text-decoration: underline;
  text-decoration-color: var(--ah-accent-soft-2);
}

.case-form__banner a:hover {
  text-decoration-color: currentColor;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 900px) {
  .case-list--ipr .case-list__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "patient patient"
      "doctor type"
      "arches arches"
      "actions actions";
  }

  .case-list--ipr .ipr-cell--patient { grid-area: patient; }
  .case-list--ipr .ipr-cell--doctor { grid-area: doctor; }
  .case-list--ipr .ipr-cell--type { grid-area: type; }
  .case-list--ipr .case-list__arches { grid-area: arches; }
  .case-list--ipr .case-list__actions { grid-area: actions; }

  .case-list--ipr .ipr-cell--doctor,
  .case-list--ipr .ipr-cell--type {
    flex-wrap: wrap;
    gap: 0.375rem 0.5rem;
  }

  .case-list--ipr .case-list__row > span::before {
    flex-basis: 100%;
  }

  .case-list--ipr .case-list__row > span:nth-child(1)::before { content: none; }
  .case-list--ipr .case-list__row > span:nth-child(2)::before { content: "Doctor"; }
  .case-list--ipr .case-list__row > span:nth-child(3)::before { content: "Type"; }
  .case-list--ipr .case-list__row > span:nth-child(4)::before { content: "Arches"; }

  .ipr-arch-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .ipr-archviz__row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "label value"
      "track track";
    gap: 0.75rem 1rem;
    padding: 1rem 1.25rem;
  }

  .ipr-archviz__label { grid-area: label; }
  .ipr-archviz__value { grid-area: value; }
  .ipr-track { grid-area: track; }
}

@media (max-width: 640px) {
  .ipr-heading__title {
    gap: 0.5rem;
  }

  .ipr-toolbar .case-search__shell {
    max-width: none;
  }

  .ipr-hero__core {
    padding: 1.25rem;
  }

  .ipr-hero__main {
    flex-basis: 100%;
    align-items: flex-start;
    gap: 1rem;
  }

  .ipr-hero__avatar {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 16px;
    font-size: 1.125rem;
  }

  .ipr-hero__actions {
    width: 100%;
  }

  .ipr-hero__actions .case-btn {
    flex: 1 1 0;
    height: 2.75rem;
  }

  .ipr-panel__header {
    padding-inline: 1.25rem;
  }

  .ipr-show .case-show__item:nth-last-child(2) {
    border-bottom: 1px solid var(--ah-border);
  }

  .ipr-case-form .ipr-form-section {
    padding: 1.25rem 1rem 1.25rem;
  }

  .ipr-form-section__header {
    margin-bottom: 1.25rem;
  }

  .ipr-case-form [data-stage-count-field] {
    grid-template-columns: minmax(0, 1fr) 7rem;
  }

  .ipr-form-actions {
    bottom: max(0.75rem, env(safe-area-inset-bottom));
    padding: 0.5rem;
  }

  .ipr-form-actions__note {
    display: none;
  }

  .ipr-form-actions > .case-btn {
    flex: 1 1 0;
    height: 2.75rem;
  }
}