* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Cairo", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #0f172a 100%);
  color: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  width: min(100% - 2rem, 960px);
  margin-inline: auto;
  padding: 2rem 1rem 3rem;
  text-align: center;
}

h1 {
  margin: 0 0 0.25rem 0;
  font-size: clamp(1.6rem, 3vw + 0.5rem, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.5px;
}

.hint {
  margin: 0 0 1.5rem 0;
  opacity: 0.8;
  font-size: 0.95rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

@media (max-width: 700px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 16px;
  padding: 1.25rem 1rem 1.5rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.card h2 {
  margin: 0 0 0.75rem 0;
  font-size: clamp(1.1rem, 2vw + 0.4rem, 1.4rem);
  font-weight: 600;
}

.time {
  font-variant-numeric: tabular-nums;
  font-size: clamp(2rem, 6vw + 0.5rem, 3.6rem);
  font-weight: 700;
  line-height: 1.1;
  color: #f8fafc;
  text-shadow: 0 2px 6px rgba(0,0,0,0.35);
}

.date {
  margin-top: 0.4rem;
  font-size: clamp(0.95rem, 1.25vw + 0.4rem, 1.1rem);
  color: #cbd5e1;
  opacity: 0.9;
}

.card:hover {
  transform: translateY(-2px);
  transition: transform 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 12px 36px rgba(0,0,0,0.35);
}