:root {
  color-scheme: dark;
  --bg: #111418;
  --panel: #1a1f25;
  --line: #2c343d;
  --text: #e6e9ec;
  --muted: #8a949e;
  --accent: #e0a526;
  --ok: #3fb96b;
  --bad: #e5534b;
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 16px;
  display: grid;
  gap: 14px;
}

h1 { font-size: 1.1rem; margin: 0; letter-spacing: 0.04em; text-transform: uppercase; }
h2 { font-size: 0.8rem; margin: 0 0 6px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

.top {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.seg { display: flex; gap: 6px; flex-wrap: wrap; }
.modes button { flex: 1; }

button {
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

button[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #111;
  font-weight: 600;
}

kbd {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.75em;
  opacity: 0.7;
  border: 1px solid currentColor;
  border-radius: 4px;
  padding: 0 4px;
  margin-right: 4px;
}

.prompt { margin: 0; color: var(--muted); }

.message {
  margin: 0;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--panel);
  border-left: 4px solid var(--accent);
}
.message.error { border-left-color: var(--bad); }

.result {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}

.range {
  font-size: clamp(3rem, 16vw, 5.5rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.status { margin-top: 6px; min-height: 1.4em; font-weight: 600; }
.status.ok { color: var(--ok); }
.status.too-close, .status.too-far { color: var(--bad); }

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin: 14px 0 0;
}
.facts div { background: var(--bg); border-radius: 8px; padding: 8px; }
.facts dt { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; }
.facts dd { margin: 2px 0 0; font-size: 1.15rem; font-variant-numeric: tabular-nums; }

.points { display: grid; gap: 6px; }
.point { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.label { color: var(--muted); min-width: 7.5em; }
.coords { font-family: ui-monospace, Consolas, monospace; }

input[type="text"], input[type="number"] {
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
  max-width: 16em;
}
.manual { display: grid; gap: 4px; }
.manual input { max-width: none; }

.link {
  background: none;
  border: none;
  padding: 0;
  color: var(--muted);
  text-decoration: underline;
}

.history { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.history button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: ui-monospace, Consolas, monospace;
}
.history button.current { border-color: var(--accent); }

.muted { color: var(--muted); margin: 0; }

.settings {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
}
.settings summary { cursor: pointer; font-weight: 600; }
.settings[open] { display: grid; gap: 12px; }
.weapon-block { display: grid; gap: 6px; margin-top: 10px; }
.weapon-block h3 { margin: 0; font-size: 0.95rem; }
.weapon-block label { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.check { display: flex; gap: 8px; align-items: flex-start; }
.danger { border-color: var(--bad); color: var(--bad); justify-self: start; }
.danger.armed { background: var(--bad); color: #111; }