/* Answer experience: reading-first hierarchy, evidence clarity, and approachable sources. */

.answer-card {
  position: relative;
}

.answer-question-wrap {
  display: grid;
  gap: 4px;
  padding: 14px 18px;
  border-inline-start: 3px solid var(--color-accent);
  background: #fcfaf5;
}

.answer-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.answer-heading-block {
  min-width: 0;
}

.answer-title {
  margin: 3px 0 0;
  color: var(--color-text);
  font-size: 1.25rem;
  line-height: 1.65;
  font-weight: 800;
}

.answer-helper {
  margin: 4px 0 0;
  color: var(--color-text-muted);
  font-size: var(--type-support);
  line-height: 1.8;
}

.answer-copy-wrap {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.copy-status {
  min-height: 20px;
  color: var(--color-success);
  font-size: var(--type-meta);
}

.answer-card .badges {
  margin-top: var(--space-4);
}

.evidence-summary {
  max-width: 76ch;
  margin: var(--space-3) 0 0;
  padding: 10px 13px;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  background: var(--color-surface-soft);
  font-size: var(--type-support);
  line-height: 1.85;
}

.evidence-summary[data-status="supported"] {
  color: #1f684b;
  background: var(--color-success-soft);
}

.evidence-summary[data-status="partial"],
.evidence-summary[data-status="no_evidence"] {
  color: #815712;
  background: var(--color-warning-soft);
}

.evidence-summary[data-status="conflict"] {
  color: #9b414a;
  background: var(--color-danger-soft);
}

.home-page .answer-text {
  width: min(100%, 76ch);
  max-width: none;
  margin: var(--space-6) auto 0;
  color: var(--color-text);
  font-size: var(--type-body);
  line-height: 2.05;
  white-space: normal;
}

.answer-text p {
  margin: 0 0 1.05em;
}

.answer-text p:last-child,
.answer-text ul:last-child,
.answer-text ol:last-child {
  margin-bottom: 0;
}

.answer-text h3,
.answer-text h4 {
  margin: 1.5em 0 .55em;
  color: var(--color-text);
  line-height: 1.65;
  font-weight: 800;
}

.answer-text h3 { font-size: 1.1rem; }
.answer-text h4 { font-size: 1rem; }

.answer-text ul,
.answer-text ol {
  margin: .2em 0 1.1em;
  padding-inline-start: 1.5rem;
}

.answer-text li {
  margin: .35em 0;
  padding-inline-start: .2rem;
}

.answer-text strong {
  font-weight: 800;
  color: var(--color-text);
}

.answer-text code {
  direction: ltr;
  unicode-bidi: isolate;
  display: inline-block;
  padding: 1px 6px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface-soft);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: .9em;
}

.feedback {
  margin-top: var(--space-7, 28px);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fcfbfd;
}

.feedback > span:first-child {
  color: var(--color-text);
  font-weight: 700;
}

.feedback button {
  min-height: 42px;
}

.feedback button.is-selected {
  color: var(--color-primary);
  border-color: #cdbed9;
  background: var(--color-primary-soft);
}

.feedback button:disabled {
  cursor: default;
  opacity: .72;
}

.feedback-status {
  min-height: 22px;
}

.sources-card {
  overflow: hidden;
}

.sources-head {
  margin-top: 0;
  align-items: center;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.sources-head .muted {
  margin: 4px 0 0;
}

.sources {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.home-page .source {
  position: relative;
  min-height: 108px;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: #fffdf9;
}

.source-index {
  display: block;
  margin-bottom: 5px;
  color: var(--color-accent-hover);
  font-size: var(--type-meta);
  font-weight: 800;
}

.home-page .source-title {
  margin: 0;
  font-size: .95rem;
  line-height: 1.75;
  font-weight: 800;
}

.home-page .source-meta {
  margin-top: 8px;
  gap: 6px;
}

.home-page .source-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 27px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--color-surface-soft);
  font-size: var(--type-meta);
}

.source-empty {
  min-height: auto;
  grid-column: 1 / -1;
  padding: var(--space-5);
}

.source-empty strong,
.source-empty span {
  display: block;
}

.source-empty strong {
  color: var(--color-text);
  font-size: var(--type-body);
}

.source-empty span {
  margin-top: 5px;
  color: var(--color-text-secondary);
  font-size: var(--type-support);
  line-height: 1.8;
}

.source-empty[data-state="no_evidence"] {
  border-color: #eed8ae;
  background: var(--color-warning-soft);
}

/* ---------- System states ---------- */
.system-state {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
  margin-top: var(--space-5);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.state-symbol {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  font-size: 1.2rem;
  font-weight: 900;
}

.state-copy {
  min-width: 0;
}

.state-copy > strong {
  display: block;
  color: var(--color-text);
  font-size: var(--type-body);
  line-height: 1.7;
}

.state-copy > p {
  margin: 4px 0 0;
  color: var(--color-text-secondary);
  font-size: var(--type-support);
  line-height: 1.8;
}

.state-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.state-loading {
  border-color: #ddd3e7;
  background: #fbf9fd;
}

.state-loading .state-symbol {
  background: var(--color-primary-soft);
}

.state-loading .spinner {
  width: 22px;
  height: 22px;
}

.state-error {
  border-color: #edcbd0;
  background: var(--color-danger-soft);
}

.state-error .state-symbol {
  color: var(--color-danger);
  background: #fff;
  border: 1px solid #edcbd0;
}

.state-error .state-actions .ghost {
  background: #fff;
}

.ask-form[aria-busy="true"] {
  opacity: .88;
}

.answer-layout[data-state="supported"] .answer-card {
  border-top: 3px solid var(--color-success);
}

.answer-layout[data-state="partial"] .answer-card,
.answer-layout[data-state="no_evidence"] .answer-card {
  border-top: 3px solid var(--color-warning);
}

.answer-layout[data-state="conflict"] .answer-card {
  border-top: 3px solid var(--color-danger);
}

.answer-layout[data-state="no_evidence"] .feedback {
  background: var(--color-warning-soft);
}

.answer-layout[data-state="conflict"] .feedback {
  background: var(--color-danger-soft);
}

@media (max-width: 680px) {
  .answer-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .answer-copy-wrap {
    align-items: stretch;
  }

  .answer-copy-wrap .icon-button {
    width: 100%;
  }

  .copy-status {
    text-align: center;
  }

  .sources {
    grid-template-columns: 1fr;
  }

  .feedback {
    align-items: stretch;
  }

  .feedback button {
    flex: 1 1 140px;
  }

  .system-state {
    grid-template-columns: 42px minmax(0, 1fr);
    padding: var(--space-4);
  }

  .state-symbol {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }
}

@media (max-width: 520px) {
  .answer-question-wrap {
    padding: 12px 14px;
  }

  .answer-title {
    font-size: 1.125rem;
  }

  .home-page .answer-text {
    line-height: 2;
  }

  .feedback button {
    width: 100%;
    flex-basis: 100%;
  }

  .system-state {
    grid-template-columns: 1fr;
  }

  .state-actions .ghost {
    width: 100%;
  }
}