.countdown {
  background: var(--glass-bg);
  padding: 20px 30px;
  border-radius: 16px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.6),
    0 1px 0 var(--glass-border) inset,
    0 0 0 1px var(--glass-border);
  border: 1px solid var(--glass-border);
  pointer-events: auto;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.countdown:hover {
  box-shadow: 
    var(--hover-glow),
    0 1px 0 var(--glass-border) inset,
    0 0 0 1px rgba(100, 180, 255, 0.3);
}

.countdown:active {
  transform: translateY(2px);
  box-shadow: 
    0 4px 20px rgba(0, 100, 255, 0.2),
    0 1px 0 var(--glass-border) inset;
}

.time-grid {
  display: flex;
  gap: 16px;
  align-items: baseline;
  flex-wrap: wrap;
  justify-content: center;
}

.time-cell {
  text-align: center;
  min-width: 88px;
}

.value {
  font-size: 64px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #a3b5ff, #e6f0ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 2px 10px rgba(100, 150, 255, 0.2);
}

.label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 500;
  opacity: 0.92;
}

.sep {
  font-size: 32px;
  color: var(--separator);
  opacity: 0.85;
  margin: 0 4px;
  font-weight: 300;
  transform: translateY(-4px);
}

@media (max-width: 640px) {
  .time-grid {
    gap: 10px;
  }
  .time-cell {
    min-width: 64px;
  }
  .value {
    font-size: 42px;
  }
  .label {
    font-size: 11px;
    margin-top: 4px;
  }
  .sep {
    font-size: 24px;
  }
  .countdown {
    max-height: 75vh;
    padding: 15px 20px;
  }
}

@media (max-width: 420px) {
  .time-grid {
    gap: 6px;
  }
  .time-cell {
    min-width: 52px;
  }
  .value {
    font-size: 32px;
  }
  .countdown {
    max-height: 65vh;
    padding: 12px 15px;
    border-radius: 14px;
  }
}