:root {
  --bg: #0f1117;
  --bg-surface: #1a1d27;
  --bg-card: #222633;
  --border: #2d3348;
  --text: #e4e7ef;
  --text-muted: #8b92a8;
  --primary: #6366f1;
  --primary-hover: #818cf8;
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.12);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.12);
  --warning: #eab308;
  --warning-bg: rgba(234, 179, 8, 0.12);
  --sidebar-width: 240px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

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

a:hover {
  color: var(--primary-hover);
}

code {
  background: var(--bg-surface);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ---- Layout ---- */

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

/* ---- Sidebar ---- */

.sidebar {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.sidebar-header .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.65rem;
  color: var(--text-muted);
  margin: 0 0 0.25rem;
}

.sidebar-nav {
  flex: 1;
  padding: 0.75rem 0;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.25rem;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
}

.sidebar-nav a:hover {
  background: rgba(99, 102, 241, 0.08);
  color: var(--text);
}

.sidebar-nav a.active {
  background: rgba(99, 102, 241, 0.14);
  color: var(--primary-hover);
  border-right: 2px solid var(--primary);
}

.sidebar-nav .nav-icon {
  width: 18px;
  height: 18px;
  opacity: 0.7;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.env-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-hover);
}

/* ---- Main Content ---- */

.main-content {
  padding: 2rem 2.5rem;
  overflow-y: auto;
  max-width: 1200px;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}

.page-subtitle {
  color: var(--text-muted);
  margin: 0 0 2rem;
  font-size: 0.95rem;
}

/* ---- Stat Cards ---- */

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.25rem;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 0.5rem;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  margin: 0;
  line-height: 1;
}

.stat-card.success .stat-value { color: var(--success); }
.stat-card.error .stat-value { color: var(--error); }
.stat-card.warning .stat-value { color: var(--warning); }

/* ---- Cards / Sections ---- */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 600;
}

.section-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 1rem;
}

/* ---- Quick Actions ---- */

.quick-actions {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  text-decoration: none;
}

.btn:hover {
  background: var(--bg-surface);
  border-color: var(--primary);
  color: var(--text);
}

.btn.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn.primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn.primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-sm {
  padding: 0.45rem 0.8rem;
  font-size: 0.82rem;
}

/* ---- Drop Zone ---- */

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 0.75rem;
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
  transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
  margin-bottom: 1.5rem;
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.06);
}

.drop-zone .drop-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  opacity: 0.5;
}

.drop-zone .drop-text {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.drop-zone .drop-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.drop-zone .drop-feedback {
  margin-top: 1rem;
  font-size: 0.85rem;
}

.drop-zone .drop-feedback.success { color: var(--success); }
.drop-zone .drop-feedback.error { color: var(--error); }

/* ---- Job Table ---- */

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}

tbody td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

/* ---- Status Badges ---- */

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge.completed { background: var(--success-bg); color: var(--success); }
.badge.failed { background: var(--error-bg); color: var(--error); }
.badge.queued { background: var(--warning-bg); color: var(--warning); }
.badge.unknown { background: rgba(139, 146, 168, 0.15); color: var(--text-muted); }

/* Method badges for API reference */
.badge.get { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge.post { background: rgba(99, 102, 241, 0.15); color: var(--primary-hover); }
.badge.put { background: rgba(234, 179, 8, 0.15); color: var(--warning); }
.badge.delete { background: var(--error-bg); color: var(--error); }

/* ---- Format Badges ---- */

.formats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.format-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
}

.format-item .format-label {
  font-weight: 600;
}

.format-item .format-ext {
  color: var(--text-muted);
  font-family: monospace;
  font-size: 0.8rem;
}

.format-item .format-strategy {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ---- Forms ---- */

.form-section {
  background: var(--bg-card);
  padding: 2rem;
  margin-bottom: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}

.form-control {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
}

.form-control span {
  font-weight: 600;
  font-size: 0.9rem;
}

.form-control .required {
  color: var(--error);
}

.form-control input[type="file"],
.form-control input[type="text"],
.form-control input[type="email"],
.form-control input[type="number"],
.form-control textarea {
  padding: 0.6rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text);
  font-size: 0.9rem;
  max-width: 600px;
  width: 100%;
}

.form-control input::placeholder,
.form-control textarea::placeholder {
  color: var(--text-muted);
}

.form-control input:focus,
.form-control textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.form-control small {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- Alerts ---- */

.alert {
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}

.alert.success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.alert.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.alert.warning {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(234, 179, 8, 0.25);
}

.alert strong {
  display: block;
  margin-bottom: 0.25rem;
}

/* ---- Helper Text ---- */

.helper-text {
  background: var(--bg-surface);
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  margin-top: 1.5rem;
}

.helper-text h3 {
  color: var(--text);
  margin: 1.25rem 0 0.5rem;
  font-size: 1rem;
}

.helper-text h3:first-child {
  margin-top: 0;
}

.helper-text ul,
.helper-text ol {
  margin: 0.5rem 0;
  padding-left: 1.5rem;
}

.helper-text li {
  margin-bottom: 0.25rem;
}

.inline-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
}

.settings-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.settings-inline input[type="number"] {
  width: 96px;
}

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

.muted-inline {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.badge.running,
.badge.skipped_overlap {
  background: var(--warning-bg);
  color: var(--warning);
}

/* ---- Progress Bar ---- */

.progress-wrap {
  margin: 1rem 0;
  display: none;
}

.progress-bar-track {
  background: var(--bg-surface);
  border-radius: 4px;
  height: 20px;
  overflow: hidden;
}

.progress-bar-fill {
  background: var(--primary);
  height: 100%;
  width: 0%;
  transition: width 0.3s;
}

.progress-text {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- API Reference ---- */

.route-group {
  margin-bottom: 2rem;
}

.route-group h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.route-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.9rem;
}

.route-row .route-path {
  font-family: monospace;
  font-weight: 600;
  min-width: 280px;
}

.route-row .route-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ---- Mobile Nav ---- */

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    width: var(--sidebar-width);
    z-index: 100;
    transition: left 0.25s ease;
  }

  .sidebar.open {
    left: 0;
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
  }

  .sidebar-overlay.open {
    display: block;
  }

  .mobile-nav-toggle {
    display: block;
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 98;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 0.4rem 0.6rem;
  }

  .main-content {
    padding: 3.5rem 1rem 1.5rem;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .route-row .route-path {
    min-width: auto;
  }

  .formats-grid {
    grid-template-columns: 1fr;
  }
}