body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  height: 100vh;
  overflow: hidden;
  background: linear-gradient(135deg, #1a0000, #000000);
  background-size: 400% 400%;
  animation: gradientMove 20s ease infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 40px;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 2px 10px rgba(0,0,0,0.6);
}

header img {
  width: 110px;
}

#datetime {
  font-size: 1.6rem;
  color: #ddd;
  text-align: right;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  text-align: center;
  width: 100%;
  padding: 20px;
}

h1 {
  font-size: 4.5rem;
  color: #ff0000;
  margin-bottom: 25px;
  animation: blink 1s infinite;
  text-transform: uppercase;
  text-shadow: 0 0 30px rgba(255, 0, 0, 0.8);
}

h2 {
  font-size: 2.4rem;
  margin-bottom: 15px;
  color: #fff;
  text-shadow: 0 0 15px rgba(255,255,255,0.3);
}

p {
  font-size: 2rem;
  margin: 8px 0;
}

.info {
  font-size: 1.6rem;
  color: #ccc;
}

#noAlertContainer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  opacity: 0.9;
}

#noAlertContainer img {
  width: 250px;
  margin-bottom: 25px;
  filter: drop-shadow(0 0 10px rgba(255, 0, 0, 0.8));
}

#noAlertContainer h2 {
  color: #eee;
  font-size: 2.4rem;
  letter-spacing: 1px;
  text-shadow: 0 0 15px rgba(255,255,255,0.4);
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

#status {
  position: fixed;
  bottom: 10px;
  right: 15px;
  font-size: 1rem;
  color: #fff;
  opacity: 0.8;
  font-family: Arial, sans-serif;
}

audio {
  display: none;
}