/* A research session keeps its question, date, and product findings distinct. */
.research-session-heading { margin: 0 0 23px; min-width: 0; }
.research-session-heading-row { display: flex; align-items: flex-start; gap: 20px; justify-content: space-between; }
.research-session-heading-row > div { min-width: 0; }
.research-session-heading h1 { margin: 0; font-size: 28px; line-height: 1.3; letter-spacing: -.02em; overflow-wrap: anywhere; text-wrap: pretty; }
.research-session-heading .icon-button { flex-shrink: 0; margin-top: 14px; }
.research-session-eyebrow { margin: 0 0 8px; color: var(--muted); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
.research-session-original-request { margin: 9px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.research-session-retry { flex-shrink: 0; margin-top: 15px; }
.research-session-meta { display: flex; flex-wrap: wrap; gap: 7px 16px; margin-top: 12px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.research-session-meta > span + span { position: relative; }
.research-session-meta > span + span::before { content: "·"; position: absolute; left: -10px; }
.research-session-back, .research-session-library-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--teal); font-size: 12px; text-decoration: none; }
.research-session-back { margin: -8px 0 11px; }
.research-session-back svg { width: 14px; height: 14px; transform: rotate(180deg); }
.research-session-library-link svg { width: 14px; height: 14px; }
.research-session-focus-label { margin: 15px 0 0; padding: 12px 14px; background: var(--mint); border-left: 3px solid var(--muted); border-radius: 0 5px 5px 0; font-size: 12px; line-height: 1.55; overflow-wrap: anywhere; }
.research-session-focus-label strong { font-weight: 600; }
.research-session-overview, .research-session-focus { min-width: 0; }
.research-session-overview { display: grid; gap: 24px; }
.research-session-section-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.research-session-section-heading h2, .research-session-gaps h2, .research-session-product-findings h2 { margin: 0; font-size: 15px; line-height: 1.4; font-weight: 600; }
.research-session-section-heading > span { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.research-session-section-heading > button { display: inline-flex; align-items: center; gap: 7px; min-height: 36px; padding: 0; border: 0; color: var(--teal); background: none; font-size: 12px; }
.research-session-section-heading > button svg { width: 14px; height: 14px; }
.research-session-findings { background: #fff; padding: 20px 22px; border: 1px solid var(--line); border-radius: 8px; }
.research-session-summary { margin: 12px 0; color: var(--ink); font-size: 14px; line-height: 1.7; max-width: 100ch; overflow-wrap: anywhere; }
.research-session-facts { margin-top: 18px; }
.research-session-facts h3 { margin: 0 0 10px; font-size: 12px; font-weight: 600; line-height: 1.5; }
.research-session-facts dl { margin: 0; }
.research-session-facts dl > div { display: grid; grid-template-columns: minmax(110px,.35fr) minmax(0,1fr); gap: 7px 18px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.research-session-facts dt { color: var(--muted); }
.research-session-facts dd { margin: 0; white-space: pre-wrap; }
.research-session-coverage { margin: 14px 0 0; padding-top: 13px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); line-height: 1.5; }
.research-session-section-copy { margin: 7px 0 16px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.research-session-product-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(min(100%,330px),1fr)); gap: 13px; }
.research-session-product { display: flex; flex-direction: column; min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.research-session-product-main { display: flex; align-items: flex-start; gap: 15px; }
.research-session-product-image { display: flex; align-items: center; justify-content: center; flex: 0 0 62px; width: 62px; height: 76px; border-radius: 6px; overflow: hidden; background: var(--paper); }
.research-session-product-image img { display: block; width: 100%; height: 100%; object-fit: contain; }
.research-session-product-image .product-image-fallback { display: flex; align-items: center; justify-content: center; color: var(--muted); width: 100%; height: 100%; }
.research-session-product-image .product-image-fallback svg { width: 27px; height: 27px; }
.research-session-product-copy { min-width: 0; flex: 1; }
.research-session-product-maker { color: var(--muted); font-size: 10px; margin: 0 0 4px; line-height: 1.5; overflow-wrap: anywhere; }
.research-session-product h3 { margin: 0; font-size: 15px; line-height: 1.5; font-weight: 600; overflow-wrap: anywhere; }
.research-session-product h3 button { padding: 0; border: 0; text-align: left; background: none; font: inherit; color: var(--ink); line-height: inherit; overflow-wrap: anywhere; }
.research-session-product-uncertain { color: var(--amber); font-size: 10px; margin: 6px 0; line-height: 1.4; }
.research-session-product-counts { display: flex; flex-wrap: wrap; gap: 4px 12px; margin: 9px 0 0; font-size: 11px; line-height: 1.5; color: var(--muted); }
.research-session-product-description { margin: 14px 0 0; font-size: 12px; line-height: 1.65; overflow-wrap: anywhere; }
.research-session-product-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 16px; padding-top: 12px; margin-top: auto; }
.research-session-inspect { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0; border: 0; background: none; color: var(--teal); font-size: 12px; font-weight: 600; }
.research-session-inspect svg { width: 14px; height: 14px; }
.research-session-image-credit { margin-left: auto; font-size: 9px; line-height: 1.5; color: var(--muted); overflow-wrap: anywhere; }
.research-session-product:has(.product-image-fallback) .research-session-image-credit { display: none; }
.research-session-empty { padding: 22px; border: 1px dashed var(--line); border-radius: 8px; background: var(--paper); }
.research-session-empty > span { display: block; color: var(--muted); margin-bottom: 12px; }
.research-session-empty > span svg { width: 26px; height: 26px; }
.research-session-empty h2, .research-session-empty h3 { margin: 0 0 7px; font-size: 15px; font-weight: 600; }
.research-session-empty p { max-width: 80ch; color: var(--muted); font-size: 12px; line-height: 1.7; margin: 7px 0; }
.research-session-empty .btn { margin-top: 10px; }
.research-session-gaps { border-top: 1px solid var(--line); padding: 19px 0 0; }
.research-session-gaps ul { margin: 11px 0 0; padding-left: 19px; color: var(--muted); font-size: 12px; line-height: 1.65; }
.research-session-gaps li + li { margin-top: 8px; }
.research-session-context-sources { padding-top: 20px; border-top: 1px solid var(--line); }
.research-session-context-sources > p { margin: 8px 0 13px; max-width: 90ch; font-size: 12px; line-height: 1.6; color: var(--muted); }
.research-session-context-sources ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0; }
.research-session-context-sources li { padding: 11px 0; display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 20px; border-top: 1px solid var(--line); }
.research-session-context-sources li > button { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; padding: 0; border: 0; background: none; color: var(--teal); font-size: 12px; text-align: left; overflow-wrap: anywhere; }
.research-session-context-sources li > button svg { flex-shrink: 0; width: 14px; height: 14px; }
.research-session-context-sources li > span { color: var(--muted); font-size: 10px; line-height: 1.5; }
.research-session-focus-overview { display: grid; grid-template-columns: minmax(0,1fr) minmax(220px,.8fr); gap: 22px; }
.research-session-product-info, .research-session-product-findings { padding: 20px; border: 1px solid var(--line); border-radius: 8px; background: #fff; min-width: 0; }
.research-session-product-info .pro-product-image { max-width: 210px; }
.research-session-product-info .pro-product-image img { height: 145px; }
.research-session-product-info .pro-product-image-caption { max-width: 60ch; }
.research-session-product-info .pro-product-identity h3 { font-size: 20px; }
.research-session-product-info .pro-product-description { font-size: 13px; }
.research-session-description-evidence { margin: 8px 0; }
.research-session-match { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 14px; }
.research-session-match summary { font-size: 12px; cursor: pointer; min-height: 32px; }
.research-session-match p { margin: 6px 0 10px; font-size: 12px; color: var(--muted); line-height: 1.65; }
.research-session-product-findings { align-self: start; }
.research-session-product-findings > p { color: var(--muted); font-size: 12px; line-height: 1.6; margin: 14px 0 0; }
.research-session-product-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 17px; }
.research-session-product-metrics button { border: 1px solid var(--line); border-radius: 7px; padding: 14px 10px; text-align: left; background: var(--paper); min-width: 0; }
.research-session-product-metrics strong { display: block; color: var(--teal); font-size: 26px; font-weight: 600; line-height: 1.2; }
.research-session-product-metrics span { display: block; margin-top: 7px; color: var(--muted); font-size: 11px; line-height: 1.45; }
.research-session-overview button:focus-visible, .research-session-focus button:focus-visible,
.research-session-heading a:focus-visible, .research-session-focus a:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; border-radius: 3px; }
@media (min-width: 801px) and (min-height: 560px) {
  .research-session-focus .pro-ingredient-table-scroll { position: relative; max-height: min(65dvh,680px); overflow: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: var(--field-border) transparent; }
  .research-session-focus .pro-submission-ingredient-table thead th { position: sticky; top: 0; z-index: 2; background: var(--paper); box-shadow: 0 1px 0 var(--line); }
}
@media (max-width: 1050px) {
  .research-session-focus-overview { grid-template-columns: minmax(0,1fr); }
}
@media (max-width: 600px) {
  .research-session-heading h1 { font-size: 23px; letter-spacing: -.02em; }
  .research-session-heading-row { gap: 10px; }
  .research-session-heading-row:has(.research-session-retry) { flex-wrap: wrap; }
  .research-session-retry { margin-top: 0; }
  .research-session-meta { gap: 7px 14px; font-size: 10px; }
  .research-session-overview { gap: 20px; }
  .research-session-findings, .research-session-product, .research-session-product-info, .research-session-product-findings { padding: 16px; }
  .research-session-summary { font-size: 13px; line-height: 1.7; }
  .research-session-facts dl > div { grid-template-columns: minmax(0,1fr); gap: 4px; }
  .research-session-product-grid { grid-template-columns: minmax(0,1fr); }
  .research-session-product-main { gap: 12px; }
  .research-session-product-image { flex-basis: 52px; width: 52px; height: 66px; }
  .research-session-product h3 { font-size: 14px; }
  .research-session-image-credit { margin-left: 0; width: 100%; }
  .research-session-context-sources li { display: block; }
  .research-session-context-sources li > span { display: block; margin-top: 3px; }
  .research-session-empty { padding: 18px; }
}
@media (pointer: coarse) {
  .research-session-section-heading > button, .research-session-context-sources li > button,
  .research-session-product h3 button, .research-session-match summary { min-height: 44px; }
}
@media print {
  .research-session-product, .research-session-findings { break-inside: avoid; }
  .research-session-product-actions, .research-session-heading .icon-button { display: none; }
  .research-session-focus .pro-ingredient-table-scroll { overflow: visible; max-height: none; }
  .research-session-focus .pro-submission-ingredient-table thead th { position: static; }
}