/* Fly GACA — Smart Search page. Layered on tokens.css, base.css and
   library.css (which supplies .search-box, .search-hit, .part-badge, mark). */

/* ---------- Head ---------- */
.search-head { padding-block: var(--space-10) var(--space-6); }
.search-head .eyebrow {
  display: inline-block; font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent);
  margin-block-end: var(--space-2);
}
.search-head h1 { font-size: var(--fs-h1); line-height: var(--lh-tight); margin: 0 0 var(--space-3); }
.search-head .lead {
  max-width: 60ch; color: var(--text-muted); font-size: var(--fs-lg);
  line-height: var(--lh-body); margin-block-end: var(--space-6);
}

/* Large search box — extends library.css .search-box */
.search-box-lg { max-width: 760px; }
.search-box-lg input {
  font-size: var(--fs-lg); padding-block: 1.05rem;
  padding-inline-end: 7.5rem;   /* clear the Explain button */
}
.smart-go {
  position: absolute; inset-inline-end: 6px; inset-block: 6px;
  border: 0; border-radius: var(--radius-md); cursor: pointer;
  padding-inline: var(--space-4); font-weight: var(--fw-semibold);
  background: var(--grad-brand, var(--accent)); color: #061015;
}
.smart-go:hover { filter: brightness(1.05); }
.smart-go:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.search-hint { margin-block-start: var(--space-3); color: var(--text-dim); font-size: var(--fs-sm); }

/* ---------- Split layout ---------- */
.search-body { padding-block-end: var(--space-12); }
.search-split {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6);
  align-items: start;
}
.search-col {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface, rgba(255, 255, 255, 0.02));
  padding: var(--space-5); min-height: 240px;
}
.search-col-ai { display: flex; flex-direction: column; }
.col-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3);
  flex-wrap: wrap; margin-block-end: var(--space-3);
  padding-block-end: var(--space-3); border-block-end: 1px solid var(--border);
}
.col-head h2 { font-size: var(--fs-h3); margin: 0; }
.col-sub {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim);
}

/* Exact-text hits reuse library.css .search-hit; just constrain the scroll. */
.search-col-text .doc-grid.hits { max-height: 70vh; overflow-y: auto; }

/* ---------- AI panel ---------- */
.ai-stage { flex: 1; }
.ai-cta {
  text-align: center; padding: var(--space-6) var(--space-4);
  display: flex; flex-direction: column; align-items: center; gap: var(--space-3);
}
.ai-cta-avatar { border-radius: 50%; }
.ai-cta p { color: var(--text-muted); max-width: 42ch; line-height: var(--lh-body); }
.ai-cta-btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.ai-answer { display: flex; gap: var(--space-3); align-items: flex-start; }
.ai-avatar { border-radius: 50%; flex: none; }
.ai-bubble {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--bg); padding: var(--space-4); line-height: var(--lh-body);
}
.ai-bubble p { margin: 0 0 var(--space-2); }
.ai-bubble p:last-child { margin-block-end: 0; }
.ai-bubble ul { margin: 0 0 var(--space-2); padding-inline-start: 1.2em; }

/* Sources + typing — mirrors chat.css so the look is consistent. */
.msg-sources {
  margin-block-start: var(--space-3); padding-block-start: var(--space-3);
  border-block-start: 1px solid var(--border);
  display: flex; flex-direction: column; gap: var(--space-1);
}
.msg-sources .src-label {
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim);
}
.msg-sources a { font-size: var(--fs-sm); color: var(--link); }

.ai-answer.typing .ai-bubble { display: flex; gap: 5px; padding: 0.9rem 1rem; }
.ai-answer.typing span {
  width: 7px; height: 7px; border-radius: 50%; background: var(--text-dim);
  animation: chat-bounce 1.2s infinite ease-in-out;
}
.ai-answer.typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-answer.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes chat-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-5px); opacity: 1; }
}

.ai-disclaimer {
  margin-block-start: var(--space-4); padding-block-start: var(--space-3);
  border-block-start: 1px solid var(--border);
  color: var(--text-dim); font-size: var(--fs-xs); line-height: var(--lh-snug);
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .search-split { grid-template-columns: 1fr; }
  .search-col-text .doc-grid.hits { max-height: none; }
}