:root {
  color-scheme: light dark;
  font-family: system-ui, sans-serif;
}
body {
  margin: 0;
  padding: 2rem;
  max-width: 1000px;
  margin-inline: auto;
}
header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
h1 {
  font-size: 1.25rem;
  margin: 0;
}
.badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: #2563eb;
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
}
form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin: 1rem 0;
}
label {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  gap: 0.25rem;
}
input {
  padding: 0.45rem 0.6rem;
  font-size: 0.9rem;
  border: 1px solid #8884;
  border-radius: 6px;
  min-width: 14rem;
}
button {
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  border: 0;
  border-radius: 6px;
  background: #2563eb;
  color: #fff;
  cursor: pointer;
}
button:hover {
  background: #1d4ed8;
}
#link-out {
  display: flex;
  gap: 0.5rem;
}
#link {
  flex: 1;
}
#call-room {
  font-size: 1.1rem;
  margin: 0.5rem 0 0.25rem;
}
.status {
  font-size: 0.85rem;
  opacity: 0.8;
  margin-bottom: 1rem;
}
#videos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}
.tile {
  position: relative;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.tile video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.tile .who {
  position: absolute;
  bottom: 0.35rem;
  left: 0.5rem;
  font-size: 0.75rem;
  color: #fff;
  text-shadow: 0 1px 2px #000;
}