:root {
  color-scheme: light;
  --border: #d8dde3;
  --muted: #6b7280;
  --bg: #f7f8fa;
  --accent: #2563eb;
  --danger: #b91c1c;
  --warn-bg: #fff7ed;
  --warn-border: #fdba74;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  background: var(--bg);
  color: #111827;
}

nav {
  display: flex;
  gap: 1.5rem;
  padding: 0.75rem 1.5rem;
  background: #111827;
}

nav a {
  color: #e5e7eb;
  text-decoration: none;
  font-weight: 500;
}

nav a:hover { color: #fff; }

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

h1 { font-size: 1.5rem; margin-bottom: 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 0.75rem; }

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

th { background: #f3f4f6; font-weight: 600; }
tr:last-child td { border-bottom: none; }
tr.needs-review { background: var(--warn-bg); }

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #e5e7eb;
}
.badge.needs_review, .badge.flagged { background: #fee2e2; color: var(--danger); }
.badge.approved { background: #dcfce7; color: #166534; }
.badge.extracted { background: #dbeafe; color: #1e40af; }
.badge.not_invoice { background: #f3f4f6; color: var(--muted); }
.badge.extraction_failed { background: #fee2e2; color: var(--danger); }

form.inline { display: inline; }

.toolbar {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.toolbar input, .toolbar select {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
}

button, .btn {
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-size: 0.85rem;
  text-decoration: none;
  color: #111827;
}

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

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.attachment-preview iframe, .attachment-preview img {
  width: 100%;
  min-height: 600px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.field-row { margin-bottom: 0.6rem; }
.field-row label { display: block; font-size: 0.8rem; color: var(--muted); margin-bottom: 0.15rem; }
.field-row input, .field-row select {
  width: 100%;
  padding: 0.4rem;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.pagination { display: flex; gap: 0.5rem; margin-top: 1rem; }

.status-line { color: var(--muted); font-size: 0.85rem; margin-bottom: 0.5rem; }
.error-text { color: var(--danger); }

.config-banner {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  border-radius: 4px;
  padding: 0.6rem 0.8rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.backend-line {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 0.75rem 2rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.notice {
  padding: 0.6rem 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 4px;
  background: #fff;
  font-size: 0.9rem;
}
.notice-warn { border-left-color: var(--warn-border); background: var(--warn-bg); }

.extraction-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.85rem;
  margin-bottom: 1rem;
  border: 1px solid var(--warn-border);
  border-radius: 4px;
  background: var(--warn-bg);
  font-size: 0.9rem;
}

.spinner {
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid var(--warn-border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }