:root {
  --bg: #f6f5f2;
  --card: #ffffff;
  --ink: #1f2430;
  --muted: #6b7280;
  --brand: #2f6f4f;
  --brand-dark: #234f38;
  --accent: #d98c3a;
  --danger: #c0392b;
  --border: #e5e2db;
  --radius: 14px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}
#app { max-width: 640px; margin: 0 auto; padding: 16px 16px 80px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 0 16px;
}
.topbar h1 { font-size: 1.15rem; margin: 0; }
.topbar a, .link-btn { color: var(--brand); text-decoration: none; font-weight: 600; cursor: pointer; background: none; border: none; padding: 0; font-size: 0.9rem; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}
.card h3 { margin: 0 0 4px; font-size: 1.05rem; }
.card p { margin: 4px 0; color: var(--muted); font-size: 0.9rem; }

.badge {
  display: inline-block; font-size: 0.72rem; font-weight: 700;
  padding: 2px 8px; border-radius: 999px; margin-left: 6px;
}
.badge-nivel { background: #e4efe9; color: var(--brand-dark); }
.badge-sugestao { background: #fbe9d3; color: var(--accent); }
.badge-status { background: #eee; color: var(--muted); }

.btn {
  display: inline-block; padding: 10px 16px; border-radius: 10px;
  border: none; font-weight: 600; cursor: pointer; font-size: 0.95rem;
  background: var(--brand); color: #fff; text-align: center;
}
.btn:active { background: var(--brand-dark); }
.btn.secondary { background: #eceae4; color: var(--ink); }
.btn.danger { background: var(--danger); color: #fff; }
.btn-row { display: flex; gap: 8px; margin-top: 12px; }
.btn-row .btn { flex: 1; }

input, textarea, select {
  width: 100%; padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border);
  font-size: 1rem; margin-bottom: 12px; font-family: inherit; background: #fff; color: var(--ink);
}
label { font-size: 0.85rem; font-weight: 600; color: var(--muted); display: block; margin-bottom: 4px; }

.login-wrap { display: flex; align-items: center; min-height: 90vh; }
.login-box { width: 100%; }
.login-box h1 { text-align: center; margin-bottom: 24px; }

.error-msg { color: var(--danger); font-size: 0.85rem; margin: -6px 0 12px; }

.timeline-item { border-left: 3px solid var(--border); padding-left: 12px; margin-bottom: 14px; }
.timeline-item .data { font-size: 0.78rem; color: var(--muted); font-weight: 600; }

.markdown p { margin: 0 0 8px; }

.empty-state { text-align: center; color: var(--muted); padding: 40px 0; }

.nav-tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.nav-tabs button {
  flex: 1; padding: 8px; border-radius: 10px; border: 1px solid var(--border);
  background: #fff; font-weight: 600; font-size: 0.82rem; color: var(--muted); cursor: pointer;
}
.nav-tabs button.active { background: var(--brand); color: #fff; border-color: var(--brand); }

.loading { text-align: center; padding: 40px 0; color: var(--muted); }

.status-pill { font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: #eee; }