/* InnoPair Health — AI document intake (study protocols and patient records).
   Uses design-system tokens; the pipeline mirrors the landing page's glass + gradient language. */

.ai-dialog { width: min(680px, calc(100vw - 2rem)); max-height: calc(100vh - 2rem); padding: 0; overflow: auto; }
.ai-dialog::backdrop { background: rgb(15 23 42 / 0.45); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.intake-dialog { padding: var(--space-6); }

/* Stage switching */
.stage { display: none; }
[data-stage="upload"] > .stage-upload,
[data-stage="run"] > .stage-run,
[data-stage="review"] > .stage-review { display: block; animation: ai-fade 240ms ease both; }
@keyframes ai-fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.stage-review > label { display: block; margin-top: var(--space-4); }

.ai-spark { display: inline-block; background: var(--gradient-brand); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 700; }
.primary-button .ai-spark { background: none; color: inherit; }

/* Dropzone */
.ai-drop {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  margin: var(--space-5) 0 var(--space-3);
  padding: var(--space-8) var(--space-6);
  border: 1.5px dashed var(--primary-border);
  border-radius: 20px;
  background:
    radial-gradient(60% 80% at 50% 0%, rgb(56 189 248 / 0.12), transparent 70%),
    var(--surface);
  color: var(--text);
  text-align: center;
  cursor: pointer;
  transition: border-color 150ms ease, background-color 150ms ease, transform 150ms ease;
}
.ai-drop:hover, .ai-drop.drag { border-color: var(--primary); transform: translateY(-1px); }
.ai-drop.drag { background: var(--primary-soft); }
.ai-drop:focus-within { outline: 2px solid var(--primary); outline-offset: 2px; }
.ai-drop-icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: var(--space-2); border-radius: 16px; background: var(--gradient-brand); color: var(--white); box-shadow: 0 10px 24px rgb(37 99 235 / 0.25); }
.ai-drop strong { font-size: var(--text-base); }
.ai-drop small { color: var(--text-muted); font-size: var(--text-sm); }
.ai-drop-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); }

/* Pipeline run */
.ai-run { margin-top: var(--space-4); }
.ai-file { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--border); border-radius: 16px; background: var(--surface-muted); }
.ai-file-icon { display: grid; flex: none; place-items: center; width: 40px; height: 46px; border-radius: 8px; background: var(--white); border: 1px solid var(--border); color: var(--danger); font-size: 0.625rem; font-weight: 800; letter-spacing: 0.04em; box-shadow: 0 2px 6px rgb(15 23 42 / 0.06); }
.ai-file > span:nth-child(2) { flex: 1; min-width: 0; }
.ai-file strong { display: block; overflow: hidden; color: var(--text); font-size: var(--text-sm); text-overflow: ellipsis; white-space: nowrap; }
.ai-file small { color: var(--text-muted); font-size: var(--text-xs); }
.ai-engine { flex: none; padding: 0.2rem 0.7rem; border-radius: 999px; background: var(--gradient-brand); color: var(--white); font-size: var(--text-xs); font-weight: 600; box-shadow: 0 6px 14px rgb(37 99 235 / 0.2); }

.ai-steps { position: relative; display: flex; flex-direction: column; margin: var(--space-5) 0 var(--space-4); padding: 0; list-style: none; }
.ai-step { position: relative; display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: var(--space-3); padding-bottom: var(--space-4); opacity: 0.45; transition: opacity 200ms ease; }
.ai-step:not(:last-child)::before { content: ""; position: absolute; top: 26px; bottom: 2px; left: 13px; width: 2px; border-radius: 2px; background: var(--slate-200); }
.ai-step.done:not(:last-child)::before { background: linear-gradient(var(--primary), var(--sky-400)); }
.ai-step.running, .ai-step.done, .ai-step.failed { opacity: 1; }
.ai-dot { position: relative; z-index: 1; display: grid; place-items: center; width: 28px; height: 28px; border: 2px solid var(--slate-300); border-radius: 50%; background: var(--white); }
.ai-step.running .ai-dot { border-color: var(--primary-border); border-top-color: var(--primary); animation: ai-spin 0.8s linear infinite; }
.ai-step.done .ai-dot { border-color: transparent; background: var(--gradient-brand); box-shadow: 0 4px 10px rgb(37 99 235 / 0.25); }
.ai-step.done .ai-dot::after { content: ""; width: 9px; height: 5px; margin-top: -2px; border-bottom: 2px solid var(--white); border-left: 2px solid var(--white); transform: rotate(-45deg); }
.ai-step.failed .ai-dot { border-color: var(--danger); background: var(--danger-soft); }
.ai-step.failed .ai-dot::after { content: "!"; color: var(--danger); font-size: var(--text-xs); font-weight: 800; }
@keyframes ai-spin { to { transform: rotate(360deg); } }
.ai-step-body { min-width: 0; padding-top: 3px; }
.ai-step-body strong { display: block; color: var(--text); font-size: var(--text-sm); font-weight: 600; }
.ai-step-body small { display: block; margin-top: 2px; color: var(--text-muted); font-size: var(--text-xs); }
.ai-step.running .ai-step-body small::after { content: "…"; animation: ai-blink 1s steps(2) infinite; }
.ai-step.failed .ai-step-body small { color: var(--danger); }
@keyframes ai-blink { 50% { opacity: 0; } }
.ai-time { padding-top: 4px; color: var(--slate-400); font-size: var(--text-xs); font-variant-numeric: tabular-nums; }
.ai-subs { display: flex; flex-direction: column; gap: var(--space-1); margin: var(--space-2) 0 0; padding: 0; list-style: none; }
.ai-subs:empty { display: none; }
.ai-subs li { padding: var(--space-2) var(--space-3); border: 1px solid var(--border); border-radius: 10px; background: var(--surface-muted); color: var(--text-body); font-size: var(--text-xs); line-height: var(--leading-normal); animation: ai-fade 220ms ease both; }
.ai-subs b { color: var(--text); }
.ai-subs i { color: var(--primary); font-style: normal; font-weight: 700; }
.tag-new, .tag-upd, .tag-old { display: inline-block; margin-right: var(--space-1); padding: 0 var(--space-2); border-radius: 999px; font-size: 0.6875rem; font-weight: 700; }
.tag-new { background: var(--success-soft); color: var(--success); }
.tag-upd { background: var(--primary-soft); color: var(--primary-hover); }
.tag-old { background: var(--slate-100); color: var(--text-muted); }
.ai-progress { height: 4px; overflow: hidden; border-radius: 999px; background: var(--slate-100); }
.ai-progress i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--gradient-brand); transition: width 400ms ease; }
.stage-run > div > .outline-button { margin-top: var(--space-4); }

/* Review */
.ai-review-head { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-3); margin-top: var(--space-4); padding: var(--space-3) var(--space-4); border: 1px solid var(--primary-border); border-radius: 14px; background: var(--primary-soft); color: var(--text-body); font-size: var(--text-sm); }
.ai-review-head:empty { display: none; }
.ai-badge { display: inline-flex; align-items: center; gap: var(--space-1); padding: 0.2rem 0.7rem; border-radius: 999px; background: var(--white); color: var(--primary-hover); font-size: var(--text-xs); font-weight: 700; }
input.ai-filled { border-color: var(--primary-border); background: linear-gradient(90deg, rgb(239 246 255 / 0.9), var(--white)); box-shadow: inset 3px 0 0 var(--primary); }
.ai-cite { margin-top: var(--space-1); color: var(--text-muted); font-size: var(--text-xs); font-style: italic; line-height: var(--leading-normal); }
.ai-cite:empty { display: none; }
.ai-criteria { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); margin-top: var(--space-5); }
.ai-criteria:empty { display: none; }
.ai-criteria-col { padding: var(--space-3) var(--space-4); border: 1px solid var(--border); border-radius: 14px; background: var(--surface-muted); }
.ai-criteria-col h4, .ai-findings h4, .ai-changes h4 { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-2); color: var(--text); font-size: var(--text-xs); font-weight: 700; letter-spacing: var(--tracking-wide); text-transform: uppercase; }
.ai-criteria-col h4 span, .ai-findings h4 span { padding: 0 var(--space-2); border-radius: 999px; background: var(--white); color: var(--text-muted); }
.ai-criteria-col ul { display: flex; flex-direction: column; gap: var(--space-1); margin: 0; padding: 0; list-style: none; }
.ai-criteria-col li { position: relative; padding-left: var(--space-4); color: var(--text-body); font-size: var(--text-xs); line-height: var(--leading-normal); }
.ai-criteria-col li::before { content: ""; position: absolute; top: 0.5em; left: 0; width: 6px; height: 6px; border-radius: 50%; }
.ai-criteria-col.inc li::before { background: var(--success); }
.ai-criteria-col.exc li::before { background: var(--danger); }

.ai-impact { margin-top: var(--space-4); }
.ai-impact:empty { display: none; }
.ai-impact > * + * { margin-top: var(--space-3); }
.ai-impact { padding: var(--space-4); border: 1px solid var(--border); border-radius: 16px; background: var(--white); box-shadow: var(--glass-shadow); }
.ai-impact-head { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.ai-impact-head strong { color: var(--text); font-size: var(--text-sm); }
.ai-impact-head small { color: var(--text-muted); font-size: var(--text-xs); }
.ai-impact-tally { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.ai-impact .st { padding: 0.2rem 0.75rem; border: 1px solid; border-radius: 999px; font-size: var(--text-xs); font-style: normal; font-weight: 600; }
.ai-impact .st.shortlist { border-color: var(--success-border); background: var(--success-soft); color: var(--success); }
.ai-impact .st.missing { border-color: var(--warning-border); background: var(--warning-soft); color: var(--warning); }
.ai-impact .st.no { border-color: var(--danger-border); background: var(--danger-soft); color: var(--danger); }
.ai-impact-list { display: flex; flex-direction: column; margin: 0; padding: 0; list-style: none; }
.ai-impact-list li { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-2) 0; color: var(--text); font-size: var(--text-sm); }
.ai-impact-list li + li { border-top: 1px solid var(--slate-100); }
.ai-impact-list li > span:nth-child(2) { flex: 1; min-width: 0; }

/* Record intake results */
.ai-changes, .ai-findings { margin-top: var(--space-4); }
.ai-change { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--success-border); border-radius: 14px; background: linear-gradient(90deg, var(--success-soft), var(--white)); animation: ai-fade 260ms ease both; }
.ai-change + .ai-change { margin-top: var(--space-2); }
.ai-change strong { display: block; color: var(--text); font-size: var(--text-sm); }
.ai-change small { color: var(--text-muted); font-size: var(--text-xs); }
.ai-change-flow { display: inline-flex; align-items: center; gap: var(--space-2); }
.ai-change-flow i { color: var(--primary); font-style: normal; font-weight: 700; }
.ai-findings ul { display: flex; flex-direction: column; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.ai-findings li { display: flex; align-items: flex-start; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--border); border-radius: 14px; background: var(--white); }
.ai-find-kind { flex: none; min-width: 5.5rem; padding: 0.15rem 0.6rem; border-radius: 999px; background: var(--primary-soft); color: var(--primary-hover); font-size: 0.6875rem; font-weight: 700; text-align: center; }
.ai-findings strong { display: block; color: var(--text); font-size: var(--text-sm); }
.ai-findings small { display: block; margin-top: 2px; color: var(--text-muted); font-size: var(--text-xs); font-style: italic; }
.intake-dialog .form-actions { display: flex; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-5); }

@media (max-width: 560px) {
  .ai-criteria { grid-template-columns: 1fr; }
  .ai-drop { padding: var(--space-6) var(--space-4); }
  .ai-drop-actions .outline-button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .ai-step.running .ai-dot { animation: none; border-top-color: var(--primary); }
  .stage, .ai-subs li, .ai-change { animation: none !important; }
}

/* Ollie the otter: keeps patients and trials from drifting apart */
.ai-buddy { display: flex; align-items: flex-end; gap: var(--space-3); margin-top: var(--space-4); }
.ai-buddy img { flex: none; width: 64px; height: auto; animation: ollie-bob 1.6s ease-in-out infinite; transform-origin: 50% 100%; }
.ai-bubble { position: relative; margin-bottom: var(--space-6); padding: var(--space-2) var(--space-4); border: 1px solid var(--border); border-radius: 16px 16px 16px 4px; background: var(--white); color: var(--text); font-size: var(--text-sm); font-weight: 600; box-shadow: 0 6px 16px rgb(15 23 42 / 0.06); }
.ai-run.complete .ai-buddy img { animation: ollie-cheer 0.7s ease-out 2; }
.ai-run.complete .ai-bubble { border-color: var(--success-border); background: var(--success-soft); color: var(--success); }
@keyframes ollie-bob { 0%, 100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-4px) rotate(-2deg); } }
@keyframes ollie-cheer { 0%, 100% { transform: translateY(0) scale(1); } 40% { transform: translateY(-14px) scale(1.06); } }
@media (prefers-reduced-motion: reduce) { .ai-buddy img, .ai-run.complete .ai-buddy img { animation: none; } }