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

body {
  min-height: 100dvh; /* lepsze dla mobile niż 100vh */
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: "Playfair Display", serif;

  background: radial-gradient(
    circle at center,
    #5a4a44 0%,
    #3a2f2b 35%,
    #1f1a18 75%
  );

  color: #f0e8db;
  position: relative;
  padding: 20px;
}

.container {
  text-align: center;
  position: relative;
}

.container::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.08),
    transparent 70%
  );
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
}

.logo {
  width: 180px;
  margin-bottom: 50px;
  opacity: 0.95;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  justify-content: center;
  margin-top: 20px;
}

.time-box {
  width: 100%;
  aspect-ratio: 1 / 1;

  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;

  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);

  backdrop-filter: blur(8px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.time-box span {
  font-size: 42px;
  font-weight: 400;
  letter-spacing: 2px;
}

.time-box small {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0.5;
  margin-top: 5px;
}

.footer {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.4;
  color: #f0e8db;
  text-align: center;
}

.footer a {
  color: #f0e8db;
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.footer a:hover {
  opacity: 1;
}

@media (min-width: 768px) {
  .countdown {
    grid-template-columns: repeat(4, 130px);
    gap: 40px;
  }

  .time-box {
    width: 130px;
    aspect-ratio: unset;
    height: 130px;
  }
}