.hub-demo {
  --c1l: #799af1;
  --c1d: #6c8ad9;
  --c3l: #bbcbf7;
  --c4l: #e8eefc;
  --e1l: #bf4343;
  --n1l: #fff;
  --n2l: #fafafa;
  --n3l: #e0e0e0;
  --n4l: #999;
  --n5l: #242424;
  align-items: center;
  backdrop-filter: blur(24px);
  background-color: hsla(0, 0%, 100%, 0.55);
  display: flex;
  inset: 0;
  justify-content: center;
  overflow: hidden;
  position: fixed;
  z-index: 2000;
}

.hub-demo-modal {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
  display: flex;
  height: 95vh;
  overflow: hidden;
  position: relative;
  width: 95vw;
}

.hub-demo-close {
  background: transparent;
  border: 0;
  color: #242424;
  cursor: pointer;
  font: 500 28px/1 Roboto, sans-serif;
  height: 40px;
  position: absolute;
  right: 12px;
  top: 12px;
  width: 40px;
  z-index: 3;
}

.hub-demo-close:hover { color: #4c6cbf; }
.hub-demo-close:focus-visible { outline: 2px solid #4c6cbf; outline-offset: 2px; }

.hub-demo-contents {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 16px;
  min-height: 0;
  opacity: 0;
  padding: 44px 12px 12px;
}

.hub-demo-title {
  flex-shrink: 0;
  font-size: 40px;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0;
  text-align: center;
}

.hub-demo-title span { color: var(--c1l); }

.hub-demo-subtitle {
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
  margin: 0;
  text-align: center;
}

.hub-demo-phi {
  color: var(--n4l);
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
  margin: 0;
  text-align: center;
}

.hub-demo-recorder {
  align-items: center;
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 16px;
  justify-content: center;
  min-height: 0;
}

.hub-demo-mic {
  background: var(--n2l);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  height: 200px;
  padding: 0;
  position: relative;
  width: 200px;
}

.hub-demo-mic:focus-visible { outline: 2px solid #4c6cbf; outline-offset: 4px; }
.hub-demo-mic:disabled { cursor: not-allowed; opacity: 0.5; }

.hub-demo-mic svg {
  inset: 0;
  position: absolute;
  transform: rotate(-90deg);
}

.hub-demo-mic .track { fill: none; stroke: var(--n3l); stroke-width: 4; }
.hub-demo-mic .fill {
  fill: none;
  stroke: var(--c1l);
  stroke-linecap: round;
  stroke-width: 4;
  transition: stroke-dashoffset 0.4s linear;
}

.hub-demo-mic-inner {
  align-items: center;
  background: var(--c1l);
  border-radius: 50%;
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.25);
  color: var(--n5l);
  display: flex;
  font-size: 42px;
  inset: 20px;
  justify-content: center;
  position: absolute;
}

.hub-demo-mic.is-recording .hub-demo-mic-inner {
  animation: hub-mic-pulse 1.5s ease-in-out infinite;
  background: var(--e1l);
  color: #fff;
}

.hub-demo-mic:not(:disabled):not(.is-recording):hover .hub-demo-mic-inner { background: var(--c1d); }

.hub-demo-generate,
.hub-demo-actions button,
.hub-demo-gate button {
  background: #fff;
  border: 0;
  border-radius: 5px;
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.25);
  color: #242424;
  cursor: pointer;
  font: 500 18px/1.2 Roboto, sans-serif;
  min-height: 52px;
  padding: 14px 18px;
}

.hub-demo-generate {
  background: var(--c1l);
}

.hub-demo-generate:disabled,
.hub-demo-actions button:disabled { cursor: not-allowed; opacity: 0.45; }

.hub-demo-generate:not(:disabled):hover { background: #6d8eeb; }
.hub-demo-generate:focus-visible,
.hub-demo-actions button:focus-visible,
.hub-demo-gate button:focus-visible { outline: 2px solid #4c6cbf; outline-offset: 2px; }

.hub-demo-status { color: var(--n4l); margin: 0; min-height: 1.2em; text-align: center; }

.hub-demo-result {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 16px;
  min-height: 0;
  width: min(1140px, 100%);
}

.hub-demo-note {
  background: #fff;
  border: 2px solid var(--c3l);
  border-radius: 16px;
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.hub-demo-note header {
  align-items: center;
  background: var(--c4l);
  display: flex;
  font-size: 20px;
  font-weight: 500;
  justify-content: space-between;
  padding: 12px 16px;
}

.hub-demo-note header img { height: 28px; width: auto; }

.hub-demo-note .body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 16px;
}

.hub-demo-note h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.hub-demo-note .streamed { font-size: 16px; line-height: 1.5; white-space: pre-wrap; }

.hub-demo-loading {
  align-items: center;
  color: var(--n4l);
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  justify-content: center;
}

.hub-demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.hub-demo-intro {
  align-items: center;
  background: #fff;
  border-radius: 16px;
  display: flex;
  inset: 0;
  justify-content: center;
  overflow: hidden;
  position: absolute;
  z-index: 2;
}

.hub-demo-orb {
  border-radius: 50%;
  height: 1014px;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  width: 1014px;
}

.hub-demo-orb-a {
  background: radial-gradient(circle at center, rgba(187, 203, 247, 0.75) 0, transparent 68%);
  filter: blur(80px);
  left: -507px;
  top: -507px;
}

.hub-demo-orb-b {
  background: radial-gradient(circle at center, rgba(188, 247, 248, 0.75) 0, transparent 68%);
  bottom: -507px;
  filter: blur(80px);
  right: -507px;
}

.hub-demo-phrase {
  color: var(--n5l);
  font-size: clamp(32px, 6vw, 76px);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  margin: 0;
  opacity: 0;
  position: absolute;
  text-align: center;
}

.hub-demo-phrase.pop { color: var(--c1l); }

.hub-demo-gate {
  align-items: center;
  background: hsla(0, 0%, 100%, 0.8);
  display: none;
  inset: 0;
  justify-content: center;
  position: absolute;
  z-index: 4;
}

.hub-demo-gate.is-open { display: flex; }

.hub-demo-gate-card {
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.25);
  max-width: 448px;
  padding: 28px 20px 20px;
  position: relative;
  text-align: center;
  width: calc(100% - 32px);
}

.hub-demo-gate h3 { color: var(--c1l); font-size: 24px; font-weight: 500; margin: 0 0 8px; }
.hub-demo-gate ul { list-style: none; margin: 16px 0 0; padding: 0; text-align: left; }
.hub-demo-gate li { margin: 0 0 10px; }

@keyframes hub-mic-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(191, 67, 67, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(191, 67, 67, 0); }
}

@media (min-width: 768px) {
  .hub-demo-modal { height: 90vh; width: 90vw; }
  .hub-demo-contents { padding: 64px 32px 32px; }
  .hub-demo-title { font-size: 48px; }
  .hub-demo-close { right: 32px; top: 32px; }
}

@media (min-width: 1024px) {
  .hub-demo-modal { height: 80vh; width: 80vw; }
  .hub-demo-title { font-size: 60px; line-height: 70px; }
  .hub-demo-subtitle { font-size: 24px; }
}