:root {
  color-scheme: light;
  font-family:
    "Inter",
    "Segoe UI",
    -apple-system,
    BlinkMacSystemFont,
    system-ui,
    sans-serif;
  background-color: #f5f5f5;
  --km-border: #e2e8f0;
  --km-muted: #475569;
  --km-accent: #0f172a;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(2rem, 5vw, 3.5rem);
  background: #f7fafc;
  color: var(--km-accent);
}

main {
  position: relative;
  width: min(880px, 94vw);
  border-radius: 32px;
  padding: clamp(2rem, 4vw, 3rem);
  background: #ffffff;
  border: 1px solid var(--km-border);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

header {
  margin-bottom: 0.4rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.75rem;
  color: #0d9488;
  margin-bottom: 0.4rem;
}

h1 {
  margin: 0 0 0.4rem;
  font-size: clamp(2rem, 4vw, 2.7rem);
  letter-spacing: -0.02em;
}

p {
  margin: 0;
  color: #0f172a;
  line-height: 1.5;
}

.auth-bar {
  position: absolute;
  top: clamp(1rem, 3vw, 1.6rem);
  right: clamp(1rem, 3vw, 1.6rem);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.auth-toggle {
  border: 1px solid var(--km-border);
  border-radius: 999px;
  padding: 0.5rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  background: #f8fafc;
  color: var(--km-accent);
  cursor: pointer;
  transition: opacity 150ms ease;
}

.auth-toggle[data-mode="logout"] {
  background: #ffffff;
}

.auth-toggle:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.auth-toggle:not(:disabled):hover {
  opacity: 0.8;
}

.health-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--km-border);
  background: #cbd5f5;
  box-shadow: inset 0 0 0 2px #ffffff;
  transition: background-color 180ms ease;
}

.health-dot[data-state="healthy"] {
  background: #22c55e;
}

.health-dot[data-state="checking"] {
  background: #f59e0b;
}

.health-dot[data-state="unhealthy"] {
  background: #f43f5e;
}

.files-panel {
  margin-top: 0.75rem;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border-radius: 28px;
  border: 1px solid var(--km-border);
  background: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.files-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
}

.files-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
  min-width: 240px;
}

.files-actions input[type="text"] {
  flex: 1 1 220px;
  border-radius: 14px;
  border: 1px solid var(--km-border);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  background: #fff;
  color: var(--km-accent);
}

.files-actions input[type="text"]::placeholder {
  color: var(--km-muted);
}

.files-actions button {
  border: none;
  border-radius: 14px;
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 150ms ease;
}

#km-upload-trigger {
  background: var(--km-accent);
  color: #ffffff;
}

#km-refresh-files {
  background: #f1f5f9;
  color: var(--km-accent);
  border: 1px solid var(--km-border);
}

.files-actions button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.files-actions button:not(:disabled):hover {
  opacity: 0.75;
}

.files-status {
  margin: 0;
  font-size: 0.92rem;
  padding: 0.3rem 0.8rem;
  border-radius: 10px;
  align-self: flex-start;
  background: #f8fafc;
  color: var(--km-accent);
  border: 1px solid var(--km-border);
}

.files-status[data-variant="success"] {
  background: #dcfce7;
  color: #166534;
  border-color: #bbf7d0;
}

.files-status[data-variant="error"] {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.file-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.file-list-header {
  display: none;
}

.file-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-radius: 16px;
  border: 1px solid var(--km-border);
  background: #ffffff;
  padding: 1rem 1.1rem;
}

.file-row.placeholder {
  display: flex;
  justify-content: center;
  text-align: center;
  padding: 1rem;
  font-size: 0.95rem;
  color: var(--km-muted);
  border-style: dashed;
  background: #f8fafc;
}

.file-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
  width: 100%;
}

.file-cell-primary {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
}

.file-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--km-accent);
}

.file-subtext {
  margin: 0;
  font-size: 0.82rem;
  color: var(--km-muted);
}

.file-empty-value {
  color: var(--km-muted);
  font-size: 0.85rem;
}

.file-pill {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: #edf2f7;
  color: var(--km-accent);
  font-weight: 600;
  white-space: nowrap;
}

.file-pill.file-status-pill {
  background: #ffe5b4;
  color: #92400e;
}

.file-pill.file-status-pill[data-state="complete"] {
  background: #dcfce7;
  color: #166534;
}

.file-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.file-chip {
  background: #f1f5f9;
  color: var(--km-accent);
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.file-actions {
  justify-content: flex-start;
  gap: 0.4rem;
}

.file-download-button,
.file-delete-button {
  border: none;
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 160ms ease;
}

.file-download-button {
  background: #f1f5f9;
  color: var(--km-accent);
}

.file-delete-button {
  background: #fff1f2;
  color: #b91c1c;
}

.file-download-button:not(:disabled):hover,
.file-delete-button:not(:disabled):hover {
  opacity: 0.85;
}

.file-download-button:disabled,
.file-delete-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.file-download-link {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--km-accent);
  display: inline-flex;
  gap: 0.3rem;
  align-items: center;
}

.file-download-link::after {
  content: "↗";
  font-size: 0.85rem;
}

.images-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--km-border);
  background: #f8fafc;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--km-muted);
}

.images-toggle input {
  margin: 0;
  width: 1rem;
  height: 1rem;
  accent-color: var(--km-accent);
}

.images-toggle input:disabled + span {
  opacity: 0.6;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.image-card {
  border-radius: 18px;
  border: 1px solid var(--km-border);
  background: #ffffff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 280px;
}

.image-card.placeholder {
  border-style: dashed;
  justify-content: center;
  align-items: center;
  text-align: center;
  font-size: 0.95rem;
  color: var(--km-muted);
  padding: 1.5rem;
}

.image-preview {
  position: relative;
  width: 100%;
  padding-bottom: 66%;
  background: #f1f5f9;
  overflow: hidden;
}

.image-preview img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-meta {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1rem 1.1rem 1.2rem;
}

.image-meta h3 {
  margin: 0;
  font-size: 1rem;
}

.image-meta p {
  color: var(--km-muted);
  font-size: 0.88rem;
}

.image-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 600;
  background: #edf2f7;
  color: var(--km-accent);
}

.image-pill[data-state="complete"] {
  background: #dcfce7;
  color: #166534;
}

.image-pill[data-state="pending"] {
  background: #ffe5b4;
  color: #92400e;
}

.image-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.image-chip-row .file-chip {
  font-size: 0.75rem;
}

.image-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.image-actions button {
  border: none;
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 160ms ease;
}

.image-open-button {
  background: #e0f2fe;
  color: #0f172a;
}

.image-delete-button {
  background: #fff1f2;
  color: #b91c1c;
}

.image-actions button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.image-actions button:not(:disabled):hover {
  opacity: 0.85;
}

@media (min-width: 900px) {
  .files-actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .files-actions button,
  .file-download-button,
  .file-delete-button {
    transition: none;
  }
}