/* ==========================================================================
   Smart Search — grounded hits, streamed answers, document viewer.
   ========================================================================== */

.searchbar { padding: 16px 18px; margin-bottom: 20px; }
.searchbar__row { display: flex; gap: 10px; align-items: center; }
.searchinput {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 0 14px;
  height: 40px;
}
.searchinput:focus-within { box-shadow: var(--shadow-focus); }
.searchinput input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 13.5px;
  color: var(--color-ink-900);
  background: transparent;
  min-width: 0;
}
.searchinput input::-webkit-search-cancel-button { display: none; }
.searchinput__clear {
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-ink-300);
  font-size: 13px;
  padding: 2px;
}
.searchinput__clear:hover { color: var(--color-ink-900); }
.searchbar__askhint { flex: 1; font-size: 12.5px; color: var(--color-ink-500); padding-left: 4px; }
.searchbar__suggest { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; align-items: center; }
.searchbar__suggest .chiprow { margin-bottom: 0; }

/* ---- Results ----------------------------------------------------------- */
.resultgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.resultcard { padding: 16px; cursor: pointer; text-align: left; }
.resultcard__thumbwrap {
  height: 170px;
  background: var(--color-mist-2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.thumb {
  width: 116px;
  height: 146px;
  box-shadow: 0 5px 12px rgba(14, 23, 38, 0.16);
  padding: 10px 11px;
  position: relative;
  background: var(--color-white);
}
.thumb__head {
  font-weight: 700;
  color: #1F2937;
  line-height: 1.22;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  overflow-wrap: break-word;
}
.thumb__rule { height: 2px; background: var(--color-ink-900); margin: 4px 0 7px; }
.thumb__line { display: block; height: 3px; background: #D7DDE6; margin-bottom: 4px; }
.thumb__hl {
  position: absolute;
  background: rgba(242, 201, 76, 0.5);
  border: 1px solid #D9A93B;
  border-radius: 2px;
  display: flex;
  align-items: center;
  overflow: hidden;
  animation: daFadeUp 250ms var(--ease-out);
}
.thumb__hl span { font-size: 5.8px; color: #1F2937; white-space: nowrap; padding: 0 3px; }
.resultcard__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; gap: 8px; }
.resultcard__title { font-size: 13px; font-weight: 700; }
.resultcard__badge {
  font-family: var(--font-mono);
  font-size: 8.5px;
  font-weight: 700;
  color: var(--color-purple);
  background: var(--color-purple-tint);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
  white-space: nowrap;
}
.resultcard__sub { font-family: var(--font-mono); font-size: 10px; color: var(--color-ink-300); margin-bottom: 7px; }
.resultcard__snippet {
  font-size: 11.5px;
  color: var(--color-ink-700);
  line-height: 1.55;
  background: var(--color-mist);
  border-radius: 6px;
  padding: 7px 10px;
}
.resultcard__snippet strong { background: rgba(242, 201, 76, 0.55); border-radius: 2px; padding: 0 2px; }

/* ---- Ask --------------------------------------------------------------- */
.askpanel { padding: 0; overflow: hidden; }
.askpanel__body { display: grid; grid-template-columns: minmax(0, 1fr) 280px; min-height: 280px; }
.askpanel__answer { padding: 22px 26px; }
.askpanel__question { font-size: 12px; font-weight: 600; color: var(--color-ink-500); margin-bottom: 12px; }
.askpanel__text { font-size: 15px; line-height: 1.85; min-height: 120px; }
.askpanel__text strong { font-weight: 700; }
.askpanel__note { border-top: 1px solid var(--color-ink-50); padding-top: 12px; margin-top: 14px; }
.cite {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  color: var(--color-purple);
  background: var(--color-purple-tint);
  border: none;
  border-radius: var(--radius-sm);
  padding: 2px 5px;
  margin: 0 2px;
  cursor: pointer;
  vertical-align: super;
  line-height: 1;
  transition: background var(--dur-1), color var(--dur-1);
}
.cite:hover, .cite.is-hover { color: var(--color-white); background: var(--color-purple); }
.askpanel__sources { border-left: 1px solid var(--color-border-soft); background: var(--color-mist); padding: 18px 20px; }
.source {
  display: flex;
  gap: 12px;
  align-items: center;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  margin-bottom: 10px;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: border-color var(--dur-2);
  animation: daFadeUp 300ms var(--ease-out);
}
.source:hover, .source.is-hover { border-color: var(--color-purple); }
.source__thumb {
  width: 52px;
  height: 66px;
  box-shadow: 0 2px 6px rgba(14, 23, 38, 0.14);
  padding: 5px 6px;
  position: relative;
  flex: none;
}
.source__thumb i { display: block; height: 2px; background: #D7DDE6; margin-bottom: 2.5px; }
.source__thumb i:first-child { background: var(--color-ink-900); width: 70%; margin-bottom: 3px; }
.source__hl { position: absolute; background: rgba(242, 201, 76, 0.5); border: 1px solid #D9A93B; border-radius: 1.5px; transition: all var(--dur-2); }
.source.is-hover .source__hl { background: rgba(93, 60, 176, 0.45); border-color: var(--color-purple); }
.source__body { min-width: 0; }
.source__head { display: flex; align-items: center; gap: 6px; margin-bottom: 3px; }
.source__n {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-purple);
  border-radius: 3px;
  padding: 1px 5px;
}
.source__title { font-size: 11.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.source__snippet {
  font-size: 10px;
  color: var(--color-ink-500);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- Viewer ------------------------------------------------------------ */
.viewer { background: var(--color-mist-2); padding: 28px; display: flex; justify-content: center; }
.viewer__page {
  width: 520px;
  min-height: 560px;
  box-shadow: 0 12px 30px rgba(14, 23, 38, 0.18);
  padding: 38px 42px;
  background: var(--color-white);
}
.viewer__head { font-weight: 700; color: #1F2937; }
.viewer__rule { height: 2.5px; background: var(--color-ink-900); margin: 10px 0 18px; }
.viewer__line { margin-bottom: 13px; }
.viewer__line span {
  color: #1F2937;
  line-height: 1.6;
  border-radius: 2px;
  padding: 2px 4px;
  margin: -2px -4px;
  transition: box-shadow var(--dur-3);
}
.viewer__line.is-highlighted span { background: rgba(242, 201, 76, 0.5); box-shadow: 0 0 0 1.5px #D9A93B; }
.viewer__bar { height: 7px; background: #E2E7EE; border-radius: 2px; margin-bottom: 13px; }

@media (max-width: 980px) {
  .resultgrid { grid-template-columns: 1fr; }
  .askpanel__body { grid-template-columns: 1fr; }
  .askpanel__sources { border-left: none; border-top: 1px solid var(--color-border-soft); }
  .searchbar__row { flex-wrap: wrap; }
}