/* ==========================================================================
   AiHub.sol - AI Resource Detail Page & Edit History Styles
   ========================================================================== */

.detail-page {
  padding: 3rem 0 5rem;
}

.detail-header-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.detail-header-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-orange), transparent);
}

.detail-header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.detail-identity {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.detail-logo {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  object-fit: contain;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  padding: 8px;
  box-shadow: var(--shadow-sm);
}

.detail-titles h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.15;
}

.detail-company-line {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.detail-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.detail-tagline {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 1.5rem;
  max-width: 900px;
}

/* Detail Meta Badges Strip */
.detail-badges-strip {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

/* Detail Main Layout (Content + Sidebar) */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.5rem;
  align-items: flex-start;
}

.detail-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
}

.detail-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.detail-description-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Features Checklist */
.features-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  list-style: none;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.feature-icon {
  color: var(--accent-orange);
  font-weight: 700;
  flex-shrink: 0;
}

/* Platforms Badges */
.platforms-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.platform-chip {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Sources list */
.sources-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.source-item a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--accent-orange);
}

.source-item a:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Edit History Timeline
   -------------------------------------------------------------------------- */
.edit-history-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  padding-left: 1.5rem;
}

.edit-history-timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background-color: var(--border-medium);
}

.history-item {
  position: relative;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.history-item::before {
  content: '';
  position: absolute;
  left: -1.75rem;
  top: 1.25rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent-orange);
  box-shadow: 0 0 8px var(--accent-orange-glow);
}

.history-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.825rem;
  margin-bottom: 0.5rem;
}

.history-user {
  font-weight: 700;
  color: #ffffff;
}

.history-time {
  color: var(--text-muted);
}

.history-diff-box {
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-family: monospace;
  margin: 0.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.diff-removed { color: var(--color-danger); }
.diff-added { color: var(--color-success); }

.history-reason {
  font-size: 0.825rem;
  color: var(--text-secondary);
  font-style: italic;
}

.history-rollback-btn {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  margin-top: 0.5rem;
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.history-rollback-btn:hover {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
}

/* Sidebar Info Card */
.detail-sidebar-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.detail-specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  list-style: none;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-subtle);
}

.spec-label {
  color: var(--text-muted);
}

.spec-value {
  font-weight: 600;
  color: #ffffff;
}

/* Rating Submitter */
.rating-widget {
  background: var(--bg-surface-elevated);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.rating-stars-input {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  margin: 0.5rem 0;
  cursor: pointer;
}

.star-rate-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.star-rate-btn:hover,
.star-rate-btn.active {
  color: var(--accent-orange);
}