:root {
  --bg: #0f172a;
  --card: #1e293b;
  --ink: #f1f5f9;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --good: #22c55e;
  --warn: #f59e0b;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
}
.wrap { width: 100%; max-width: 460px; }
h1 { font-size: 1.1rem; font-weight: 600; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; text-align: center; margin: 0 0 20px; }
.card { background: var(--card); border-radius: 18px; padding: 28px 22px; margin-bottom: 16px; }
.label { font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; text-align: center; }
.now { text-align: center; }
.now .num { font-size: 5.5rem; font-weight: 800; line-height: 1; color: var(--accent); }
.meta { text-align: center; color: var(--muted); font-size: .9rem; margin-top: 10px; }
input[type=number] {
  width: 100%; font-size: 1.4rem; padding: 14px; border-radius: 12px;
  border: 1px solid #334155; background: #0b1220; color: var(--ink); text-align: center;
}
button {
  width: 100%; font-size: 1.1rem; font-weight: 700; padding: 16px; border: 0;
  border-radius: 14px; background: var(--accent); color: #042330; cursor: pointer; margin-top: 12px;
}
button.ghost { background: #334155; color: var(--ink); }
button:active { transform: scale(.99); }
.big { font-size: 1.6rem; padding: 30px; }
.result { text-align: center; margin-top: 18px; }
.result .ahead { font-size: 2.4rem; font-weight: 800; }
.result .eta { font-size: 1.2rem; color: var(--accent); margin-top: 4px; }
.result .tag { font-size: .75rem; color: var(--muted); margin-top: 8px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--good); margin-inline-end: 6px; }
.dot.off { background: #475569; }
.hint { color: var(--muted); font-size: .85rem; text-align: center; margin-top: 8px; }
.called { color: var(--good); font-weight: 700; }

/* language switcher */
.langbar { display: flex; gap: 6px; justify-content: center; margin-bottom: 16px; }
.langbar button {
  width: auto; flex: 0 0 auto; margin: 0; padding: 7px 14px; font-size: .85rem; font-weight: 600;
  background: var(--card); color: var(--muted); border: 1px solid #334155; border-radius: 999px;
}
.langbar button.active { background: var(--accent); color: #042330; border-color: var(--accent); }