:root {
  color-scheme: light dark;
  --bg: #faf9f7;
  --fg: #1c1b1a;
  --muted: #6b6660;
  --border: #e4e0da;
  --accent: #6a5a8c;
  --danger: #b3453d;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17161a;
    --fg: #ece9e4;
    --muted: #9a948c;
    --border: #33302f;
    --accent: #b3a4d9;
    --danger: #e08079;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

.app-shell {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

nav.app-nav {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

nav.app-nav a {
  color: var(--muted);
  text-decoration: none;
}

nav.app-nav a[aria-current="page"] {
  color: var(--fg);
  font-weight: 600;
}

h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.subtitle { color: var(--muted); margin-top: 0; margin-bottom: 2rem; font-size: 0.95rem; }

.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.field { margin-bottom: 1rem; }
.field label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.35rem; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--fg);
  font: inherit;
}
.field textarea { min-height: 4.5rem; resize: vertical; }

button {
  font: inherit;
  padding: 0.6rem 1.1rem;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
button.secondary { background: transparent; color: var(--fg); border-color: var(--border); }
button.danger { background: transparent; color: var(--danger); border-color: var(--danger); }

.incident-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.incident-item .meta { color: var(--muted); font-size: 0.85rem; }
.escalation-badge {
  display: inline-block;
  min-width: 1.4rem;
  text-align: center;
  border-radius: 999px;
  padding: 0.1rem 0.5rem;
  font-size: 0.75rem;
  background: var(--border);
}

.empty-state { color: var(--muted); text-align: center; padding: 2rem 0; }
.form-actions { display: flex; gap: 0.75rem; margin-top: 1.5rem; }