/* Demo page, on top of setup.css */

.demo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  padding: 18px 24px 32px;
  max-width: 1800px;
  margin: 0 auto;
}
@media (max-width: 1000px) {
  .demo { grid-template-columns: 1fr; padding: 12px 16px 24px; }
}

.stream {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--line);
}
.stream iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 1920px;
  height: 1080px;
  border: 0;
  transform-origin: 0 0;
}
/* stand-in game feed: nebula, sun glare, starfield and a ship */
.game {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 30%, rgba(255, 236, 200, 0.9), rgba(255, 170, 90, 0.35) 3%, transparent 14%),
    radial-gradient(ellipse 60% 45% at 25% 70%, rgba(70, 120, 200, 0.35), transparent 70%),
    radial-gradient(ellipse 50% 40% at 70% 80%, rgba(170, 70, 120, 0.25), transparent 70%),
    radial-gradient(1px 1px at 10% 20%, #fff, transparent),
    radial-gradient(1px 1px at 30% 45%, #cfe, transparent),
    radial-gradient(1px 1px at 55% 15%, #fff, transparent),
    radial-gradient(1px 1px at 85% 65%, #fff, transparent),
    radial-gradient(1px 1px at 65% 50%, #def, transparent),
    radial-gradient(1px 1px at 15% 85%, #fff, transparent),
    radial-gradient(1px 1px at 92% 12%, #fff, transparent),
    #03050b;
}
.game img {
  position: absolute;
  left: 38%;
  top: 34%;
  width: 34%;
  transform: rotate(-8deg);
  /* the render comes on a square backdrop; fade its edges into the nebula */
  -webkit-mask-image: radial-gradient(closest-side, #000 45%, transparent 100%);
  mask-image: radial-gradient(closest-side, #000 45%, transparent 100%);
  opacity: 0.9;
  animation: drift 26s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: rotate(-4deg) translate(3%, -4%); } }

.live-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 1px 7px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #fff;
  background: #e91916;
  border-radius: 3px;
}

.dock {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 0;
}
.streamer { display: flex; align-items: center; gap: 12px; }
.streamer .avatar {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-weight: 700;
  font-size: 22px;
  color: #fff;
  background: linear-gradient(135deg, #9146ff, #4fd1ff);
  box-shadow: 0 0 0 2px #e91916;
}
.streamer b { display: block; font-size: 19px; }
.streamer small { color: var(--dim); font-size: 15px; }
#auto.on { background: #122030; color: var(--ink); border-color: var(--accent); }

.controls-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px 16px;
  padding: 14px 16px 2px;
  border: 1px solid var(--line);
  background: var(--panel);
}
@media (max-width: 700px) { .controls-grid { grid-template-columns: 1fr; } }
.controls-grid input[type='range'] { accent-color: var(--accent); }

.chat {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 110px);
  min-height: 520px;
  border: 1px solid var(--line);
  background: #0e0e10;
}
@media (max-width: 1000px) { .chat { height: 520px; } }
.chat > header {
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-align: center;
  color: var(--dim);
  border-bottom: 1px solid #26262c;
}
.msgs {
  flex: 1;
  margin: 0;
  padding: 8px 0;
  overflow-y: auto;
  list-style: none;
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.45;
}
.msgs li { padding: 3px 14px; overflow-wrap: anywhere; color: #efeff1; }
.msgs li b { font-weight: 700; }
.msgs li.announce {
  margin: 4px 0;
  padding: 7px 14px 7px 11px;
  border-left: 3px solid #9146ff;
  background: rgba(145, 70, 255, 0.14);
}
.msgs li.system { color: #adadb8; font-style: italic; font-size: 13px; }
.badge {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 4px;
  vertical-align: -2px;
  border-radius: 3px;
}
.b-broadcaster { background: #e91916; }
.b-mod { background: #00ad03; }
.b-sub { background: linear-gradient(135deg, #9146ff, #bf94ff); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; padding: 8px 10px 0; border-top: 1px solid #26262c; }
.chips button { padding: 4px 10px; font-size: 13px; }
.say { display: flex; gap: 8px; padding: 8px 10px 10px; }
.say input {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  background: #18181b;
  border: 1px solid #3a3a3d;
}