html,
body {
  height: 100%;
  padding: 0;
  margin: 0;
}

/* --- Base Page Layout --- */
.page {
  position: relative;
  display: table;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  line-height: normal;
  text-align: center;
  font-family: Open Sans, sans-serif;
  font-size: 1.1em;
  color: #fff;
  background: #f0f0f0 no-repeat fixed 50% 50% / cover;
}

h1,
h2,
h3,
h4,
h5 {
  line-height: 1.3;
  font-weight: normal;
}

.bg-position-top {
  background-position: 50% 0;
}

.bg-position-middle {
  background-position: 50% 50%;
}

.bg-position-bottom {
  background-position: 50% 100%;
}

.page:before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.4;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  opacity: 0.85;
}

a:hover,
a:focus,
a:active {
  opacity: 1;
  transition: all .3s ease-in-out;
}

ul,
ol {
  display: inline-block;
  text-align: left;
  max-width: 100%;
}


.container {
  position: relative;
  display: table-cell;
  width: 100%;
  vertical-align: middle;
  padding: 1em 2em;
  z-index: 1;
}

.content {
  max-width: 1100px;
  margin: 0 auto;
}

.social-links {
  padding: 1em 0;
}

.copyright {
  font-size: 0.75rem;
  opacity: 0.8;
}

.hosting-info {
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1em;
  font-size: 0.5em;
}

.overlay-dark,
.overlay-dark:before {
  background-color: #333;
}

.contact-banner {
  padding: 1.2rem 1.8rem;
  margin: 2.5rem auto;
  max-width: 750px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(6px);
  color: #e0f7ff;
  text-shadow: 0 0 6px rgba(0, 220, 255, 0.25);
}

/* --- Pastel Background Overlay --- */
.pastel-waves {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(255, 150, 200, 0.45),
      rgba(120, 180, 255, 0.45),
      rgba(140, 255, 200, 0.45));
  background-size: 200% 200%;
  animation: pastelShift 12s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}

.btn {
  padding: 0.5em 1em;
  border: none;
  background: #333;
  color: white;
  cursor: pointer;
  transition: background 0.3s;
}

.btn:hover {
  background: #555;
}