.shader-loading-page {
  min-height: 100vh;
}

.shader-loading-main {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 4vw, 3rem);
  padding-block: clamp(2rem, 5vw, 4rem);
}

.shader-loading-panel {
  max-width: 40rem;
}

.shader-loading-panel h1 {
  margin-bottom: 0.75rem;
}

.shader-loading-lead {
  color: var(--foreground-diminished);
  max-width: 46ch;
  margin-bottom: 1.5rem;
}

.shader-loading-controls {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.shader-loading-control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.shader-loading-status {
  font-size: 0.85rem;
  color: var(--foreground-diminished);
  font-variant-numeric: tabular-nums;
}

.shader-loading-status.is-active {
  color: var(--selected);
}

.shader-loading-notes {
  font-size: 0.88rem;
  color: var(--foreground-diminished);
}

.shader-loading-notes ul {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
}

.shader-loading-notes li + li {
  margin-top: 0.35rem;
}

.shader-loading-stage {
  width: 100%;
}

.shader-loading-stage-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--foreground-diminished);
  margin-bottom: 0.75rem;
}

.assistant-mock {
  --assistant-surface: #121212;
  --assistant-text-size: 0.9rem;
  --assistant-line-height: 1.45;
  position: relative;
  width: 100%;
  min-height: 22rem;
  max-height: min(70vh, 32rem);
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: var(--assistant-surface);
}

.assistant-mock__shader {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.assistant-mock__header,
.assistant-mock__footer {
  position: relative;
  z-index: 2;
  background: var(--assistant-surface);
}

.assistant-mock__header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.assistant-mock__avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, #e8e8e8, #b0b0b0);
  color: #0a0c10;
}

.assistant-mock__header strong {
  display: block;
  font-size: 0.92rem;
}

.assistant-mock__subtitle {
  display: block;
  font-size: 0.78rem;
  color: var(--foreground-diminished);
}

.assistant-mock__body {
  position: relative;
  z-index: 1;
  padding: 0.85rem 1rem 1rem;
  font-size: var(--assistant-text-size);
  line-height: var(--assistant-line-height);
  color: rgba(255, 255, 255, 0.78);
  overflow-y: auto;
  scroll-behavior: smooth;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: transparent;
}

.assistant-mock__msg {
  margin: 0;
  max-width: 36rem;
}

.assistant-mock__msg--user {
  color: rgba(255, 255, 255, 0.62);
  align-self: flex-end;
  text-align: right;
  max-width: 28rem;
}

.assistant-mock__msg--assistant {
  color: rgba(255, 255, 255, 0.8);
  align-self: flex-start;
}

.assistant-mock__pending {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.assistant-mock__orb-slot {
  width: min(72%, 16rem);
  min-height: calc(5.5 * var(--assistant-line-height) * var(--assistant-text-size));
  border-radius: 0.5rem;
}

.assistant-mock__reply {
  position: relative;
  z-index: 2;
  margin: 0;
  max-width: 36rem;
  align-self: flex-start;
  padding: 0.65rem 0.75rem;
  border-radius: 0.65rem;
  background: color-mix(in srgb, var(--assistant-surface) 72%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  opacity: 0;
  transform: translateY(0.35rem);
  transition:
    opacity 0.55s ease,
    transform 0.55s ease;
}

.assistant-mock__reply.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.assistant-mock__reply p {
  margin: 0;
}

.assistant-mock.is-loading .assistant-mock__body {
  mask-image: linear-gradient(to bottom, black 0%, black 88%, transparent 100%);
}

.assistant-mock__footer {
  padding: 0.75rem 1rem 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.assistant-mock__footer input {
  width: 100%;
  border-radius: 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.25);
  color: rgba(255, 255, 255, 0.45);
  padding: 0.55rem 0.75rem;
  font: inherit;
  font-size: 0.82rem;
}

@media (prefers-reduced-motion: reduce) {
  .assistant-mock__body {
    scroll-behavior: auto;
  }

  .assistant-mock__reply {
    transition-duration: 0.01ms;
  }
}