/* Beyond AI Lab - Unified Search */

/* ===== Unified Search ===== */
.unified-search-main {
  position: relative;
  z-index: 1;
  padding-bottom: 4rem;
}

.unified-search-hero {
  padding: 5rem 2rem 3rem;
  text-align: center;
}

.unified-search-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.unified-search-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.unified-search-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem 3rem;
}

.unified-search-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.unified-search-control-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-right: 0.25rem;
}

.unified-search-input {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.6rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  min-width: 240px;
  flex: 1;
  transition: border-color var(--transition);
}

.unified-search-input::placeholder {
  color: var(--text-dim);
}

.unified-search-input:hover,
.unified-search-input:focus {
  border-color: var(--border-hover);
  outline: none;
}

.unified-search-select {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--transition);
}

.unified-search-select:hover,
.unified-search-select:focus {
  border-color: var(--border-hover);
  outline: none;
}

.unified-search-placeholder {
  text-align: center;
  padding: 4rem 2rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.unified-search-summary {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.unified-search-empty {
  text-align: center;
  padding: 4rem 2rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.unified-search-results-section {
  padding-top: 0;
}

.unified-search-group {
  margin-bottom: 2.5rem;
}

.unified-search-group-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.unified-search-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.unified-search-card {
  background: rgba(8, 16, 24, 0.72);
  border: 1px solid rgba(0, 255, 255, 0.18);
  border-radius: 14px;
  padding: 1.25rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.unified-search-card:hover {
  border-color: rgba(0, 255, 255, 0.4);
  box-shadow: 0 8px 32px rgba(0, 255, 255, 0.1);
}

.unified-search-type {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.unified-search-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.unified-search-card-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: block;
}

.unified-search-preview {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin: 0;
  padding: 0.5rem 0;
  max-height: 4em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.unified-search-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.unified-search-tag {
  font-size: 0.7rem;
  color: var(--text-muted);
  background: rgba(0, 212, 255, 0.08);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.unified-search-card-date {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.unified-search-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.5rem;
  padding: 0.45rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  background: transparent;
  border: 1px solid rgba(0, 212, 255, 0.4);
  border-radius: 4px;
  color: var(--accent);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
  align-self: flex-start;
  min-height: 36px;
}

.unified-search-link:hover {
  border-color: rgba(0, 212, 255, 0.65);
  color: var(--accent);
  background: rgba(0, 212, 255, 0.08);
}

@media (max-width: 768px) {
  .unified-search-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}