:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface-hover: #242836;
  --border: #2e3344;
  --text: #e4e6f0;
  --text-muted: #8b8fa3;
  --primary: #5b8def;
  --primary-hover: #4a7de0;
  --danger: #e05555;
  --danger-hover: #cc3d3d;
  --success: #4caf50;
  --warning: #ff9800;
  --radius: 6px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  font-size: 1.1rem;
  white-space: nowrap;
  color: var(--primary);
}

nav {
  display: flex;
  gap: 0.25rem;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.15s;
  text-decoration: none;
  display: inline-block;
}
.nav-btn:hover {
  color: var(--text);
  background: var(--surface-hover);
}
.nav-btn.active {
  color: var(--primary);
  border-color: var(--primary);
  background: rgba(91, 141, 239, 0.08);
}

#auth-section {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
}

#user-label {
  color: var(--text-muted);
}

main {
  padding: 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.view {
  display: block;
}
.view.hidden {
  display: none;
}

.view-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.view-header h2 {
  font-size: 1.25rem;
}

.filters {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

select,
input[type="text"],
input[type="email"],
input[type="password"] {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
}
select:focus,
input:focus {
  outline: none;
  border-color: var(--primary);
}

button {
  font-family: var(--font);
  cursor: pointer;
  font-size: 0.8rem;
  border: none;
  border-radius: var(--radius);
  padding: 0.4rem 0.8rem;
  transition: all 0.15s;
}

.primary-btn {
  background: var(--primary);
  color: #fff;
}
.primary-btn:hover {
  background: var(--primary-hover);
}
.secondary-btn {
  background: var(--surface-hover);
  color: var(--text);
  border: 1px solid var(--border);
}
.secondary-btn:hover {
  background: var(--border);
}
.danger-btn {
  background: var(--danger);
  color: #fff;
}
.danger-btn:hover {
  background: var(--danger-hover);
}
.small-btn {
  font-size: 0.75rem;
  padding: 0.3rem 0.6rem;
  background: var(--surface-hover);
  color: var(--text);
  border: 1px solid var(--border);
}
.small-btn:hover {
  background: var(--border);
}
.small-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.back-btn {
  background: none;
  color: var(--primary);
  border: none;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  padding: 0;
}
.back-btn:hover {
  text-decoration: underline;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
thead th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  background: var(--surface);
  border-bottom: 2px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
}
tbody td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
tbody tr:hover {
  background: var(--surface-hover);
}
tbody tr {
  cursor: pointer;
}

.truncate {
  max-width: 250px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-open {
  background: rgba(76, 175, 80, 0.15);
  color: var(--success);
}
.badge-closed {
  background: rgba(255, 152, 0, 0.15);
  color: var(--warning);
}
.badge-done {
  background: rgba(76, 175, 80, 0.15);
  color: var(--success);
}
.badge-failed {
  background: rgba(224, 85, 85, 0.15);
  color: var(--danger);
}
.badge-new {
  background: rgba(91, 141, 239, 0.15);
  color: var(--primary);
}
.badge-queued {
  background: rgba(255, 152, 0, 0.15);
  color: var(--warning);
}
.badge-processing {
  background: rgba(156, 39, 176, 0.15);
  color: #ce93d8;
}
.badge-refined {
  background: rgba(76, 175, 80, 0.15);
  color: var(--success);
}
.badge-unrefined {
  background: rgba(139, 143, 163, 0.15);
  color: var(--text-muted);
}

/* Checkboxes */
.checkbox-cell {
  text-align: center;
}
input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.modal.hidden {
  display: none;
}
.modal-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  width: min(90vw, 400px);
}
.modal-content h2 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.modal-content label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.modal-content label input,
.modal-content label select {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
}
.modal-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}
.error-text {
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

/* Detail view */
.detail-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.detail-card h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem 1.5rem;
}
.detail-field {
  font-size: 0.85rem;
}
.detail-field .label {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.detail-field .value {
  margin-top: 0.15rem;
  word-break: break-word;
}

.detail-actions {
  display: flex;
  gap: 0.5rem;
  margin: 1rem 0;
  flex-wrap: wrap;
}

/* Pipeline cards */
#pipeline-status-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.status-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}
.status-card .count {
  font-size: 1.5rem;
  font-weight: 700;
}
.status-card .label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

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

/* Article text */
.article-text {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  max-height: 400px;
  overflow-y: auto;
  font-size: 0.85rem;
  line-height: 1.5;
  white-space: pre-wrap;
  margin-top: 0.5rem;
}

/* Refinement history */
.refinement-run-details summary::-webkit-details-marker {
  display: none;
}
.refinement-run-details summary::before {
  content: "▶ ";
  font-size: 0.7rem;
  transition: transform 0.15s;
}
.refinement-run-details[open] > summary::before {
  content: "▼ ";
}
.refinement-actions-table th,
.refinement-actions-table td {
  border: 1px solid var(--border);
  padding: 0.3rem 0.5rem;
  text-align: left;
  vertical-align: top;
}
.refinement-actions-table th {
  background: var(--surface);
  font-weight: 600;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Toast */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  animation: slideIn 0.2s ease;
  max-width: 350px;
}
.toast-success {
  border-left: 3px solid var(--success);
}
.toast-error {
  border-left: 3px solid var(--danger);
}
.toast-info {
  border-left: 3px solid var(--primary);
}

@keyframes slideIn {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Inline edit form in detail */
.inline-edit {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.inline-edit select,
.inline-edit input {
  font-size: 0.8rem;
}

/* Tab bar (scrape page sub-tabs) */
.tab-bar {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.25rem;
}
.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: -2px;
}
.tab-btn:hover {
  color: var(--text);
}
.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
.tab-panel.hidden {
  display: none;
}

/* Section card (forms within tabs) */
.section-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
.section-card h3 {
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

/* Inline form (single row) */
.inline-form {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.inline-form input,
.inline-form select {
  font-size: 0.85rem;
}

/* Form grid (multi-field forms) */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.5rem 1rem;
}
.form-grid label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.form-grid label input {
  display: block;
  width: 100%;
  margin-top: 0.2rem;
}
.form-grid .modal-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

a {
  color: var(--primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}