:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --text: #111827;
  --muted: #6b7280;
  --ok: #16a34a;
  --warn: #d97706;
  --bad: #dc2626;
  --accent: #2563eb;
  --accent-2: #1d4ed8;
  --border: #dbe3f1;
  --shadow: 0 10px 35px rgba(15, 23, 42, .08);
  --backdrop: rgba(15, 23, 42, 0.55);
}
[data-theme="dark"] {
  --bg: #020617;
  --panel: #111827;
  --panel-2: #0f172a;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --ok: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --accent: #60a5fa;
  --accent-2: #3b82f6;
  --border: #334155;
  --shadow: 0 10px 35px rgba(0, 0, 0, .22);
  --backdrop: rgba(2, 6, 23, 0.7);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea {
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 10px 12px;
  font-size: 14px;
}
button { cursor: pointer; }
.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  border: none;
  font-weight: 700;
}
.page { max-width: 1480px; margin: 0 auto; padding: 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand h1 { margin: 0 0 6px 0; font-size: 30px; }
.muted { color: var(--muted); }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 20px; }
.card, .panel { background: var(--panel); border: 1px solid var(--border); border-radius: 18px; padding: 16px; box-shadow: var(--shadow); }
.value { font-size: 28px; font-weight: 800; margin-top: 8px; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
input, select, textarea { width: 100%; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 1180px; }
th, td { padding: 12px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; position: sticky; top: 0; background: var(--panel); }
.status-created { color: var(--ok); font-weight: 800; }
.status-duplicate { color: var(--warn); font-weight: 800; }
.status-error { color: var(--bad); font-weight: 800; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.small-btn { padding: 8px 10px; font-size: 13px; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.chart { display: grid; gap: 10px; }
.bar-row { display: grid; grid-template-columns: 120px 1fr 64px; gap: 10px; align-items: center; }
.bar-track { background: var(--panel-2); border-radius: 999px; overflow: hidden; border: 1px solid var(--border); }
.bar-fill { height: 12px; background: linear-gradient(90deg, var(--accent), var(--ok)); }
.error-box { color: var(--bad); min-height: 20px; margin-top: 10px; }
.success-box { color: var(--ok); min-height: 20px; }
.modal { position: fixed; inset: 0; background: var(--backdrop); display: none; align-items: center; justify-content: center; padding: 20px; z-index: 40; }
.modal.open { display: flex; }
.modal-card { width: min(1280px, 100%); max-height: 90vh; overflow: auto; background: var(--panel); border: 1px solid var(--border); border-radius: 20px; box-shadow: var(--shadow); padding: 20px; }
.summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-bottom: 16px; }
.summary-item { background: var(--panel-2); border: 1px solid var(--border); border-radius: 14px; padding: 12px; }
.summary-item strong { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
pre { margin: 0; white-space: pre-wrap; word-break: break-word; background: var(--panel-2); border: 1px solid var(--border); border-radius: 14px; padding: 14px; min-height: 260px; overflow: auto; }
.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at top, rgba(37,99,235,.12), transparent 30%), var(--bg);
}
.login-card {
  width: 100%;
  max-width: 960px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 26px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12);
}
.login-hero {
  padding: 36px;
  background: linear-gradient(160deg, rgba(37,99,235,.14), rgba(29,78,216,.04));
  border-right: 1px solid var(--border);
}
.login-form-panel { padding: 36px; }
.login-form { display: grid; gap: 16px; margin-top: 24px; }
.login-form input { padding: 12px 14px; font-size: 15px; }
.login-error { min-height: 20px; color: var(--bad); font-size: 14px; margin-top: 4px; }
.login-badge {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  margin-bottom: 18px;
}
.features { display: grid; gap: 12px; margin-top: 24px; }
.feature { background: rgba(255,255,255,.45); border: 1px solid var(--border); border-radius: 16px; padding: 14px; }
[data-theme="dark"] .feature { background: rgba(15, 23, 42, .45); }
.detail-row { display: none; }
.detail-row.open { display: table-row; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 16px; }
.detail-cell { background: var(--panel-2); border: 1px solid var(--border); border-radius: 14px; padding: 12px; }
.detail-cell h4 { margin: 0 0 10px 0; }
.collapsible { padding: 0; overflow: hidden; }
.collapsible summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px;
  font-weight: 700;
}
.collapsible summary::-webkit-details-marker { display: none; }
.collapse-body { padding: 0 16px 16px 16px; }
.mapping-table input { min-width: 120px; }
@media (max-width: 980px) {
  .login-card { grid-template-columns: 1fr; }
  .login-hero { border-right: 0; border-bottom: 1px solid var(--border); }
}
@media (max-width: 920px) {
  .modal-grid, .detail-grid { grid-template-columns: 1fr; }
}