@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: rgba(15, 28, 48, .82);
  --text: #f4f7fb;
  --muted: #9aabc2;
  --accent: #65e6b5;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--text);
  background:
    radial-gradient(ellipse at 15% 15%, rgba(34, 124, 150, .22), transparent 42%),
    radial-gradient(ellipse at 85% 80%, rgba(81, 76, 180, .23), transparent 40%),
    var(--bg);
}
.clock-card {
  width: min(720px, 100%);
  text-align: center;
  padding: clamp(30px, 7vw, 68px) 24px;
  border: 1px solid rgba(160, 190, 220, .18);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: 0 28px 90px rgba(0,0,0,.35);
  backdrop-filter: blur(18px);
}
.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .2em;
  color: #d7e5f5;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--accent);
  color: #062019;
  font-size: 18px;
  letter-spacing: 0;
}
.eyebrow {
  margin: 44px 0 12px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .28em;
}
.clock {
  font-size: clamp(56px, 12vw, 104px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -.07em;
  font-variant-numeric: tabular-nums;
}
.date {
  margin-top: 18px;
  color: var(--muted);
  font-size: clamp(15px, 2.6vw, 19px);
  font-weight: 500;
}
.timezone {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 36px;
  padding: 11px 16px;
  border: 1px solid rgba(160, 190, 220, .16);
  border-radius: 999px;
  color: #c1d0e2;
  font-size: 13px;
}
.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
footer {
  margin-top: 48px;
  color: #6f829d;
  font-size: 12px;
  letter-spacing: .04em;
}
@media (max-width: 480px) {
  .clock-card { border-radius: 22px; }
  .eyebrow { margin-top: 36px; }
  footer { margin-top: 36px; }
}