:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4f;
  --text: #e7ecf3;
  --muted: #93a4bb;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --radius: 10px;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.header h1 { margin: 0; font-size: 1.25rem; }
.subtitle { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.875rem; }

.badge {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}
.badge.idle { background: #334155; }
.badge.running { background: #1d4ed8; }
.badge.completed { background: #166534; }
.badge.failed { background: #991b1b; }
.badge.cancelled { background: #713f12; }

.tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.tab {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
}
.tab.active, .tab:hover {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(59, 130, 246, 0.1);
}

main { padding: 1.5rem; max-width: 1100px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.card h2 { margin: 0 0 1rem; font-size: 1rem; }

label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}
label input[type="text"],
label input[type="email"],
label input[type="url"],
label input[type="password"],
input[type="search"],
select {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.row { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.checkbox { display: flex; align-items: center; gap: 0.5rem; color: var(--text); }
.checkbox input { width: auto; margin: 0; }

button.primary {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}
button.primary:hover { background: var(--accent-hover); }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }
button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.65rem 1rem;
  border-radius: 8px;
  cursor: pointer;
}
button.secondary:hover { border-color: var(--accent); }
.actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.folder-row { display: grid; grid-template-columns: 1fr auto auto; gap: 0.5rem; margin-top: 0.35rem; }
.hint { display: block; margin-top: 0.35rem; font-size: 0.78rem; color: var(--muted); }
.hint.ok { color: var(--success); }
.hint.warn { color: var(--warn); }
.folder-browser {
  margin-top: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  background: var(--bg);
  max-height: 220px;
  overflow: auto;
}
.folder-browser.hidden { display: none; }
.folder-current { font-size: 0.78rem; color: var(--muted); margin-bottom: 0.5rem; word-break: break-all; }
.folder-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 0.45rem 0.5rem;
  border-radius: 6px;
  cursor: pointer;
}
.folder-item:hover { background: rgba(59, 130, 246, 0.12); }
.error-box {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fecaca;
  padding: 0.75rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  white-space: pre-wrap;
}
.error-box.hidden { display: none; }

.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.progress-bar {
  height: 8px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 1rem;
}
#progressFill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #6366f1);
  transition: width 0.3s ease;
}

.log {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  max-height: 280px;
  overflow: auto;
  font-size: 0.78rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.search-bar {
  display: grid;
  grid-template-columns: 1fr 120px 160px auto;
  gap: 0.75rem;
  align-items: end;
}
@media (max-width: 800px) {
  .search-bar { grid-template-columns: 1fr; }
}

.evidence-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.75rem;
  background: var(--surface);
  cursor: pointer;
}
.evidence-item:hover { border-color: var(--accent); }
.evidence-item h3 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.meta { font-size: 0.78rem; color: var(--muted); margin-bottom: 0.5rem; }
.score-high { color: var(--success); }
.score-medium { color: var(--warn); }
.score-low { color: var(--muted); }
.excerpt { font-size: 0.85rem; line-height: 1.5; }
.citation {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--bg);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  font-size: 0.82rem;
}

.page-detail h2 { margin-top: 0; }
.tag {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: #334155;
  font-size: 0.72rem;
  margin-right: 0.35rem;
}

.space-section {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.space-section h2 { margin: 0; }
.space-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.space-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.space-filter {
  width: 180px;
  margin: 0;
  padding: 0.5rem 0.65rem;
}
.space-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.5rem;
  max-height: 260px;
  overflow: auto;
  padding: 0.25rem;
}
.space-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  cursor: pointer;
}
.space-item:hover { border-color: var(--accent); }
.space-item input { margin-top: 0.15rem; flex-shrink: 0; }
.space-item.hidden { display: none; }
.space-item-title { font-size: 0.85rem; color: var(--text); line-height: 1.3; }
.space-item-key { font-size: 0.72rem; color: var(--muted); margin-top: 0.15rem; }