/* === Background + Base Layout === */
body {
  background: url('images/background.png') no-repeat center center fixed;
  background-size: cover;
  background-position: 0% 50%;
  color: #e0f2f1;
  font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
  text-align: center;
  padding: 50px;
  margin: 0;
  animation: bgMove 20s ease infinite;
}

/* === Background Animation === */
@keyframes bgMove {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* === Header === */
h1 {
  font-size: 3em;
  color: #ffffff;
  text-shadow: 0 0 5px #26a69a, 0 0 10px #00796b;
  margin-bottom: 20px;
}

/* === Container Box === */
.coolbox {
  background: rgba(0, 150, 136, 0.1);
  border: 2px solid #80cbc4;
  padding: 30px;
  border-radius: 18px;
  margin: 30px auto;
  max-width: 750px;
  color: #ffffff;
  font-size: 1.2em;
  text-shadow: 0 0 3px #004d40;
}

/* === Paragraphs / Subtext === */
p {
  font-size: 1.1em;
  margin: 0;
  color: #b2dfdb;
  max-width: 500px;
}

/* === Links Wrapper === */
.links-wrapper {
  max-width: 900px;
  margin: 40px auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 20px #004d40aa;
}

/* === Each Link Row === */
.link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 30px 40px;
  gap: 30px;
  flex-wrap: nowrap; /* no wrapping to keep side-by-side */
}

/* Zigzag alternating background & direction */
.link-row:nth-child(odd) {
  background-color: #0b3d35; /* dark teal */
  flex-direction: row;
  text-align: left;
}

.link-row:nth-child(even) {
  background-color: #064235; /* even darker green/teal */
  flex-direction: row-reverse;
  text-align: right;
}

/* Description text */
.desc {
  flex: 1 1 45%;
  color: #a2d8ce;
  font-weight: 600;
  user-select: none;
  filter: drop-shadow(0 0 2px #004d40);
}

/* Buttons */
.btn {
  flex: 0 0 250px;
  padding: 18px 28px;
  font-size: 1.25em;
  font-weight: 700;
  font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
  background: linear-gradient(90deg, #00e676, #1de9b6);
  color: #00332e;
  border: 2px solid #00ffbf;
  border-radius: 20px;
  box-shadow: 0 0 15px #00ffbf, 0 0 25px #00ffbf;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s;
  text-shadow: 0 1px 1px #ffffff80;
  box-sizing: border-box;
  user-select: none;
}

.btn:hover {
  transform: scale(1.08);
  background: linear-gradient(90deg, #1de9b6, #00e676);
  box-shadow: 0 0 30px #00ffc3, 0 0 40px #1de9b6;
}

/* Date and time styling */
.datetime {
  margin-top: 50px;
  font-size: 1.3em;
  font-weight: 600;
  color: #b2dfdb;
  text-shadow: 0 0 5px #004d40;
  user-select: none;
}

/* Responsive tweak: on small screens, stack vertically */
@media (max-width: 720px) {
  .link-row {
    flex-direction: column !important;
    text-align: center !important;
    padding: 20px;
  }
  .desc {
    max-width: 100%;
    margin-bottom: 15px;
  }
  .btn {
    flex: none;
    width: 100%;
    max-width: 350px;
  }
}