:root {
  --bg: #f4f5f2;
  --panel: #ffffff;
  --ink: #1c2420;
  --ink-soft: #5b645d;
  --line: #dde1d8;
  --teal: #1f4e4a;
  --teal-dark: #0f2e2b;
  --amber-bg: #f7eedd;
  --danger: #a83232;
  --ok: #2f6f4e;
  --radius: 8px;
  --sans: "Public Sans", -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}
a { color: var(--teal); }

.topbar {
  background: var(--teal-dark);
  color: #fff;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.topbar .brandmark { font-weight: 700; letter-spacing: 0.01em; }
.topbar .who { font-size: 13px; opacity: 0.85; }
.topbar button.link {
  background: none; border: 1px solid rgba(255,255,255,0.4); color: #fff;
  padding: 6px 12px; border-radius: 6px; font: inherit; cursor: pointer; font-size: 13px;
}

.shell { max-width: 1080px; margin: 0 auto; padding: 24px 20px 80px; }

nav.tabs {
  display: flex; gap: 4px; margin-bottom: 20px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
}
nav.tabs button {
  background: none; border: none; font: inherit; font-weight: 600; font-size: 14px;
  color: var(--ink-soft); padding: 10px 14px; cursor: pointer; border-bottom: 2px solid transparent;
}
nav.tabs button.active { color: var(--teal); border-bottom-color: var(--teal); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
}
.card h2 { margin: 0 0 4px; font-size: 18px; }
.card p.sub { margin: 0 0 16px; color: var(--ink-soft); font-size: 13px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .grid-2 { grid-template-columns: 1fr; } }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
input, select, textarea {
  width: 100%; font: inherit; padding: 9px 11px; border: 1px solid var(--line);
  border-radius: 6px; background: #fff; color: var(--ink);
}
textarea { min-height: 60px; resize: vertical; }

button.primary {
  background: var(--teal); color: #fff; border: none; font: inherit; font-weight: 600;
  padding: 10px 18px; border-radius: 6px; cursor: pointer; font-size: 14px;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }
button.secondary {
  background: none; border: 1px solid var(--line); color: var(--ink); font: inherit;
  font-weight: 600; padding: 9px 16px; border-radius: 6px; cursor: pointer; font-size: 13px;
}
button.danger { color: var(--danger); border-color: var(--danger); }
button.small { padding: 5px 10px; font-size: 12px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--ink-soft); font-weight: 600; font-size: 12px; text-transform: none; }

.badge {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 10px;
  background: var(--amber-bg); color: #6b4f1d;
}
.badge.completed { background: #e2f1e8; color: var(--ok); }
.badge.pending { background: #f1e2e2; color: var(--danger); }

.error { color: var(--danger); font-size: 13px; margin: 8px 0; }
.notice { background: var(--amber-bg); border: 1px solid var(--line); border-radius: 6px; padding: 10px 14px; font-size: 13px; margin-bottom: 16px; }
.muted { color: var(--ink-soft); font-size: 13px; }

.toast {
  position: fixed; bottom: 20px; right: 20px; background: var(--teal-dark); color: #fff;
  padding: 10px 16px; border-radius: 6px; font-size: 13px; opacity: 0; transition: opacity .2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }

.q-row { border-top: 1px solid var(--line); padding: 12px 0; }
.q-row:first-child { border-top: none; }
.q-row .q-text { font-weight: 500; margin-bottom: 6px; }
.answer-compare { display: flex; gap: 18px; font-size: 13px; flex-wrap: wrap; }
.answer-compare .col { min-width: 160px; }
.answer-compare .col .label { color: var(--ink-soft); font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; }