:root {
  color-scheme: light dark;
  --bg: #0f1115;
  --panel: #171a20;
  --border: #2a2f3a;
  --fg: #e6e8ee;
  --muted: #8b93a4;
  --accent: #a78bfa;
  --err: #ef4444;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fb;
    --panel: #ffffff;
    --border: #e2e6ee;
    --fg: #1c2028;
    --muted: #667085;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--fg);
}
header {
  display: flex; align-items: baseline; gap: 1rem; padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border); background: var(--panel);
}
header nav { margin-left: auto; display: flex; gap: 1rem; align-items: center; }
.brand { font-weight: 700; font-size: 1.2rem; }
.brand .k { color: var(--accent); }
.tag { color: var(--muted); font-size: 0.9rem; }
main { max-width: 900px; margin: 1.5rem auto; padding: 0 1rem; }
main.centered { display: grid; place-items: center; min-height: 70vh; }
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 1.25rem; margin-bottom: 1.25rem;
}
.panel.narrow { width: min(360px, 92vw); }
h2 { margin: 0 0 0.75rem; }
form { display: grid; gap: 0.6rem; }
label { display: grid; gap: 0.25rem; font-size: 0.9rem; color: var(--muted); }
input[type=text], input[type=password], input[type=file] {
  padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px;
  background: var(--bg); color: var(--fg); font: inherit;
}
button {
  cursor: pointer; padding: 0.5rem 0.9rem; border-radius: 6px;
  border: 1px solid var(--border); background: var(--accent); color: white;
  font: inherit;
}
button:hover { filter: brightness(1.08); }
.muted { color: var(--muted); font-size: 0.9rem; }
.err { color: var(--err); }
table { width: 100%; border-collapse: collapse; margin-top: 0.5rem; }
th, td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 500; }
a { color: var(--accent); }

header nav a { margin-right: 0.6rem; text-decoration: none; }
select, textarea { padding: 0.5rem; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); color: var(--fg); font: inherit; }
.row { display: flex; gap: 0.75rem; align-items: end; flex-wrap: wrap; }
.check { display: flex; gap: 0.4rem; align-items: flex-start; font-size: 0.9rem; }
.check span { color: var(--fg); font-size: 0.9rem; }
.pii-warn { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.4); padding: 0.6rem; border-radius: 6px; }
.summary div { padding: 0.15rem 0; font-size: 0.9rem; }
.suggestion { border: 1px solid var(--border); padding: 0.6rem; border-radius: 6px; margin: 0.4rem 0; }
.suggestion.s-accepted { border-color: #22c55e; }
.suggestion.s-rejected { opacity: 0.5; text-decoration: line-through; }
.badge { display: inline-block; padding: 0.1rem 0.4rem; background: var(--border); border-radius: 4px; font-size: 0.75rem; margin-right: 0.3rem; }
tr.winner { background: rgba(167,139,250,0.08); }
.btn { display: inline-block; cursor: pointer; padding: 0.5rem 0.9rem; border-radius: 6px; border: 1px solid var(--border); background: var(--accent); color: white; text-decoration: none; }
pre { background: var(--bg); border: 1px solid var(--border); padding: 0.8rem; border-radius: 6px; white-space: pre-wrap; max-height: 480px; overflow-y: auto; font: 13px/1.5 ui-monospace, "SF Mono", Menlo, monospace; }