/* PR #51: frontend-only AI event review UI. No live view, timeline, or raw-frame browsing. */

.ai-events-section {
  gap: 22px;
}

.ai-events-notice {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
  padding: 12px 14px;
  border: 1px solid rgba(37, 99, 235, 0.22);
  border-radius: var(--cv-radius-md);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.10), rgba(16, 185, 129, 0.08));
  color: var(--cv-text);
}

.ai-events-notice strong {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--cv-primary-soft);
  color: var(--cv-primary-soft-text);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-events-notice span {
  color: var(--cv-muted);
  font-weight: 650;
  line-height: 1.45;
}

.ai-events-controls {
  display: grid;
  grid-template-columns: minmax(240px, 1.2fr) minmax(120px, 0.4fr) minmax(240px, 1fr);
  gap: 16px;
  align-items: end;
}

.ai-events-field,
.ai-events-filter-group {
  display: grid;
  gap: 8px;
}

.ai-events-field > span,
.ai-events-filter-group > span {
  color: var(--cv-muted);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-events-field small {
  color: var(--cv-muted);
  font-weight: 650;
  line-height: 1.35;
}

.ai-events-filter-button.active {
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.16);
}

.ai-events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 18px;
}

.ai-event-card {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 18px;
  padding: 16px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 24px;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.10), transparent 36%),
    var(--cv-surface);
  box-shadow: var(--cv-shadow-sm);
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.ai-event-card:hover {
  transform: translateY(-2px);
  border-color: rgba(37, 99, 235, 0.30);
  box-shadow: var(--cv-shadow-md);
}

.ai-event-thumbnail {
  position: relative;
  min-height: 150px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(15, 23, 42, 0.06)),
    var(--cv-surface-strong);
}

.ai-event-thumbnail img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 150px;
  object-fit: cover;
}

.ai-event-thumbnail.placeholder {
  display: grid;
  place-items: center;
  padding: 18px;
  color: var(--cv-muted);
  font-size: 0.88rem;
  font-weight: 800;
  text-align: center;
}

.ai-event-content {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.ai-event-card-head,
.ai-event-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.ai-event-card-head h3 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.04em;
}

.ai-event-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.ai-event-meta-grid > div {
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 16px;
  background: var(--cv-surface-strong);
}

.ai-event-meta-grid span {
  display: block;
  margin-bottom: 4px;
  color: var(--cv-muted);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-event-meta-grid strong {
  display: block;
  overflow: hidden;
  color: var(--cv-text);
  font-size: 0.92rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-event-pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid rgba(148, 163, 184, 0.26);
  border-radius: 999px;
  background: var(--cv-surface-strong);
  color: var(--cv-muted);
  font-size: 0.78rem;
  font-weight: 850;
  white-space: nowrap;
}

.ai-event-pill.success {
  border-color: rgba(16, 185, 129, 0.24);
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
}

.ai-event-pill.warning {
  border-color: rgba(245, 158, 11, 0.28);
  background: rgba(245, 158, 11, 0.14);
  color: #92400e;
}

.ai-event-download-status {
  min-height: 18px;
  margin: -4px 0 0;
  font-size: 0.85rem;
}

.ai-events-empty {
  display: grid;
  place-items: center;
  min-height: 260px;
  padding: 34px;
  border: 1px dashed rgba(148, 163, 184, 0.38);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.12), transparent 34%),
    var(--cv-surface);
  color: var(--cv-muted);
  text-align: center;
  box-shadow: var(--cv-shadow-sm);
}

.ai-events-empty strong {
  max-width: 680px;
  color: var(--cv-text);
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.ai-events-empty p {
  max-width: 620px;
  margin: 8px 0 0;
  line-height: 1.55;
}

[data-theme="dark"] .ai-event-card,
[data-theme="dark"] .ai-events-empty {
  background:
    radial-gradient(circle at top left, rgba(120, 166, 255, 0.10), transparent 36%),
    var(--cv-surface);
}

[data-theme="dark"] .ai-event-pill.success {
  color: #7bf0b5;
}

[data-theme="dark"] .ai-event-pill.warning {
  color: #ffd28a;
}

@media (max-width: 960px) {
  .ai-events-controls,
  .ai-events-grid,
  .ai-event-card,
  .ai-event-meta-grid {
    grid-template-columns: 1fr;
  }

  .ai-events-notice,
  .ai-event-card-head,
  .ai-event-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-event-thumbnail,
  .ai-event-thumbnail img {
    min-height: 190px;
  }
}