* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  background: #000;
  overflow: hidden;
  font-family: Helvetica, Arial, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #fff;
}

#container {
  position: fixed;
  inset: 0;
}

.ui {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 10;
  transition: opacity 500ms ease;
}

.ui.hidden {
  opacity: 0;
}

.ui-inner {
  text-align: center;
  padding: 2rem 2.5rem;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 0 60px rgba(255, 255, 255, 0.06);
}

.ui-label {
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: clamp(0.75rem, 1.3vw, 1.05rem);
  opacity: 0.85;
  margin-bottom: 0.8rem;
}

.ui-time {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  line-height: 1;
  font-size: clamp(2.4rem, 9vw, 6.2rem);
  text-shadow:
    0 0 18px rgba(255, 255, 255, 0.18),
    0 0 48px rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.06em;
}

.odometer-digit {
  height: 1em;
  overflow: hidden;
  display: inline-block;
}

.odometer-strip {
  display: flex;
  flex-direction: column;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.odometer-strip.anim {
  transition: transform 320ms cubic-bezier(0.2, 0.9, 0.15, 1);
}

.odometer-strip span {
  height: 1em;
  line-height: 1em;
  display: block;
}

.odometer-sep {
  display: inline-block;
  width: 0.5em;
  text-align: center;
  opacity: 0.9;
  transform: translateY(-0.02em);
}

.ui-hint {
  margin-top: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: clamp(0.75rem, 1.4vw, 1rem);
  opacity: 0.7;
}

#confetti {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 30;
}

.logo-wrap {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 20;
  opacity: 0;
  visibility: hidden;
  transform: scale(0.6);
  transition: opacity 900ms ease, transform 900ms ease;
  will-change: transform, opacity;
}

.logo-wrap.active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.logo-wrap::before {
  content: "";
  position: absolute;
  width: min(78vw, 720px);
  height: min(78vw, 720px);
  border-radius: 999px;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.16) 0%,
    rgba(255, 255, 255, 0.08) 30%,
    rgba(255, 255, 255, 0.02) 55%,
    rgba(255, 255, 255, 0) 70%
  );
  filter: blur(2px);
  opacity: 0.9;
}

.logo {
  width: min(56vw, 520px);
  height: auto;
  position: relative;
  z-index: 1;
  filter:
    drop-shadow(0 0 12px rgba(255, 255, 255, 0.35))
    drop-shadow(0 0 34px rgba(255, 255, 255, 0.22))
    drop-shadow(0 0 90px rgba(255, 255, 255, 0.16));
  animation: auraPulse 1.8s ease-in-out infinite;
  transform: translateZ(0);
}

@keyframes auraPulse {
  0% {
    filter:
      drop-shadow(0 0 10px rgba(255, 255, 255, 0.32))
      drop-shadow(0 0 28px rgba(255, 255, 255, 0.20))
      drop-shadow(0 0 84px rgba(255, 255, 255, 0.14));
    transform: scale(1);
  }
  50% {
    filter:
      drop-shadow(0 0 16px rgba(255, 255, 255, 0.48))
      drop-shadow(0 0 46px rgba(255, 255, 255, 0.30))
      drop-shadow(0 0 120px rgba(255, 255, 255, 0.22));
    transform: scale(1.02);
  }
  100% {
    filter:
      drop-shadow(0 0 10px rgba(255, 255, 255, 0.32))
      drop-shadow(0 0 28px rgba(255, 255, 255, 0.20))
      drop-shadow(0 0 84px rgba(255, 255, 255, 0.14));
    transform: scale(1);
  }
}

@media (max-width: 480px) {
  .ui-inner {
    width: calc(100% - 1.2rem);
    padding: 1.4rem 1.2rem;
  }
}