:root {
  color-scheme: light dark;
  --bg: #0f1720;
  --panel: #17222e;
  --panel-2: #1e2c3a;
  --text: #e7edf3;
  --muted: #93a3b3;
  --accent: #3ba7ff;
  --danger: #e6194b;
  --border: #2a3a49;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

#app { height: 100%; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 1.1rem; margin: 0; }
.admin-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
}
.admin-link:hover { color: var(--text); border-color: var(--accent); }

.layout { flex: 1; display: flex; min-height: 0; }

#sidebar {
  width: 280px;
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 0.75rem;
}

#map { flex: 1; background: #0b1218; }

.hint { color: var(--muted); font-size: 0.8rem; line-height: 1.4; }
.hint a { color: var(--accent); }

.boat-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.6rem;
  border-radius: 8px;
  margin-bottom: 0.4rem;
  background: var(--panel-2);
  cursor: pointer;
  border: 1px solid transparent;
}
.boat-card:hover { border-color: var(--accent); }
.boat-card.stale { opacity: 0.5; }

.boat-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.6);
}

.boat-info { min-width: 0; }
.boat-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.boat-meta { font-size: 0.75rem; color: var(--muted); }

.empty-state {
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 2rem 0.5rem;
}

.boat-label {
  background: rgba(15, 23, 32, 0.85);
  color: #fff;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  border: none !important;
  box-shadow: none !important;
}

/* --- Admin --- */
.admin-wrap { max-width: 720px; margin: 0 auto; padding: 1.25rem; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  margin-bottom: 1rem;
}
.field { margin-bottom: 0.75rem; }
label { display: block; font-size: 0.8rem; color: var(--muted); margin-bottom: 0.25rem; }
input[type=text], input[type=password] {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.95rem;
}
button {
  background: var(--accent);
  color: #06131f;
  border: none;
  padding: 0.55rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
}
button.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
button.danger { background: var(--danger); color: #fff; }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.tracker-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.tracker-row:last-child { border-bottom: none; }
.tracker-row .grow { flex: 1; min-width: 160px; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.8rem; color: var(--muted); }
.qr-box img { display: block; width: 96px; height: 96px; border-radius: 6px; background: #fff; }
.error-msg { color: var(--danger); font-size: 0.85rem; margin-top: 0.4rem; }

/* --- Tracker (Handy) --- */
.tracker-page {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  text-align: center;
  gap: 1rem;
}
.tracker-page h1 { margin: 0; font-size: 1.3rem; }
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: var(--panel-2);
  font-size: 0.85rem;
}
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.status-dot.live { background: #3cb44b; }
.status-dot.error { background: var(--danger); }
.big-toggle {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 700;
}
.big-toggle.tracking { background: var(--danger); color: #fff; }
.stats { font-size: 0.85rem; color: var(--muted); line-height: 1.7; }

select {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.95rem;
}
.reg-box { width: 100%; max-width: 360px; text-align: left; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 0.75rem; }
.reg-box summary { cursor: pointer; font-weight: 600; margin-bottom: 0.5rem; }
input[type=number], input[type=datetime-local], textarea {
  padding: 0.5rem 0.6rem; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 0.95rem; font-family: inherit;
}
textarea { width: 100%; min-height: 110px; }
.wide-wrap { max-width: 1000px; margin: 0 auto; padding: 1.25rem; }
.row { display: flex; gap: 0.6rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 0.6rem; }
.row .field { margin-bottom: 0; }
table.results { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
table.results th, table.results td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); }
table.results th { color: var(--muted); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; }
table.results td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
.badge { display: inline-block; padding: 0.1rem 0.5rem; border-radius: 999px; font-size: 0.75rem; background: var(--panel-2); border: 1px solid var(--border); }
.badge.official { background: #3cb44b; color: #06131f; border-color: #3cb44b; }
.badge.warn { background: #f58231; color: #06131f; border-color: #f58231; }
.warn-text { color: #f58231; font-size: 0.78rem; }
#line-map { height: 340px; border-radius: 8px; margin-bottom: 0.6rem; }
.countdown { font-size: 2rem; font-variant-numeric: tabular-nums; font-weight: 700; }