/* The diagnostics page (/admin/diagnostics). */

/* Each check is one line with a severity dot: the point is scanning a list for
   the ones that are not green, not reading prose. Green ones recede. */

.diag-page {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.diag-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

.diag-head h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  text-wrap: balance;
}

.diag-sub {
  margin: 0.3rem 0 0;
  font-size: 0.8rem;
  color: var(--admin-text-muted);
}

.diag-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ── Overview tiles ── */
.diag-vitals {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (max-width: 720px) {
  .diag-vitals {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.diag-vital {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 0.9rem;
  background: var(--admin-bg-raised);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
}

.diag-vital-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--admin-text-muted);
}

.diag-vital-val {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.diag-vital-meta {
  min-height: 1em;
  font-size: 0.75rem;
  color: var(--admin-text-muted);
}

.diag-vital-meta a {
  color: var(--admin-warning);
}

/* ── Check groups ── */
.diag-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.diag-group-title {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--admin-text-muted);
}

.diag-checks {
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--admin-bg-raised);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
}

.diag-check {
  border-bottom: 1px solid var(--admin-border);
}

.diag-check:last-child {
  border-bottom: none;
}

.diag-check-row {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
}

@media (max-width: 560px) {
  .diag-check-row {
    grid-template-columns: 8px minmax(0, 1fr);
  }

  .diag-check-side {
    grid-column: 2;
    justify-content: flex-start;
  }
}

.diag-dot {
  width: 8px;
  height: 8px;
  margin-top: 0.4rem;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--admin-text-muted);
}

.diag-vital-val .diag-dot {
  margin-top: 0;
}

.diag-check--ok .diag-dot,
.diag-dot--ok {
  background: var(--admin-success);
}

.diag-check--warn .diag-dot {
  background: var(--admin-warning);
}

.diag-check--error .diag-dot,
.diag-dot--error {
  background: var(--admin-error);
}

.diag-check-body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.diag-check-title {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--admin-text);
}

.diag-check--ok .diag-check-title,
.diag-check--unknown .diag-check-title {
  font-weight: 500;
  color: var(--admin-text-secondary);
}

.diag-check-detail {
  max-width: 70ch;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--admin-text-muted);
}

.diag-check-side {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem;
}

/* ── Alt-text list ── */
.diag-alt {
  padding: 0 1rem 1rem calc(1rem + 8px + 0.75rem);
}

.diag-coverage {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
  font-size: 0.75rem;
  color: var(--admin-text-secondary);
  font-variant-numeric: tabular-nums;
}

.diag-coverage-bar {
  flex: 1;
  max-width: 320px;
  height: 6px;
  border-radius: 999px;
  background: var(--admin-border);
  overflow: hidden;
}

.diag-coverage-bar span {
  display: block;
  height: 100%;
  background: var(--admin-success);
}

.diag-album {
  padding: 0.75rem 0;
  border-top: 1px dashed var(--admin-border);
}

.diag-album-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.diag-album-name {
  font-size: 0.82rem;
  font-weight: 600;
}

.diag-album-path {
  margin-left: 0.4rem;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--admin-text-muted);
}

.diag-album-count {
  font-size: 0.72rem;
  color: var(--admin-warning);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.diag-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 0.5rem;
}

.diag-thumb {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.diag-thumb img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--admin-border);
  border-radius: 6px;
  background: var(--admin-bg-elevated);
  transition: border-color 0.15s;
}

.diag-thumb:hover img {
  border-color: var(--admin-border-hover);
}

.diag-thumb-name {
  overflow: hidden;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.68rem;
  color: var(--admin-text-muted);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.diag-thumb-more {
  aspect-ratio: 3 / 2;
  border: 1px dashed var(--admin-border);
  border-radius: 6px;
  background: none;
  font-family: inherit;
  font-size: 0.75rem;
  color: var(--admin-text-muted);
  cursor: pointer;
}

.diag-thumb-more:hover {
  border-color: var(--admin-border-hover);
  color: var(--admin-text);
}

.diag-note {
  margin: 0.5rem 0 0;
  max-width: 70ch;
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--admin-text-muted);
}

.diag-note code {
  padding: 0.05rem 0.3rem;
  border-radius: 4px;
  background: var(--admin-bg-elevated);
  font-size: 0.72rem;
}

@media (prefers-reduced-motion: reduce) {
  .diag-thumb img {
    transition: none;
  }
}