:root {
  --dh-clash-a-rgb: 79, 124, 255;
  --dh-clash-b-rgb: 32, 188, 164;
  --dh-frame: 1px solid rgba(79, 124, 255, 0.14);
  --dh-radius-md: 14px;
  --dh-radius-xs: 4px;
  --dh-radius-sm: 10px;
  --dh-shadow-soft: 0 10px 28px rgba(79, 124, 255, 0.12);
  --dh-text: #162033;
  --dh-font-mono: "Consolas", "Courier New", monospace;
}

.digital-human-dock {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  display: grid;
  justify-items: center;
  gap: 10px;
}

.digital-human-bubble {
  max-width: 280px;
  padding: 14px 16px;
  border: var(--dh-frame);
  border-radius: var(--dh-radius-md) var(--dh-radius-md) var(--dh-radius-xs) var(--dh-radius-md);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--dh-shadow-soft);
}

.digital-human-bubble p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--dh-text);
  white-space: pre-wrap;
  line-height: 1.55;
}

.digital-human-button {
  display: block;
  width: 236px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  cursor: pointer;
}

.digital-human-live2d-frame {
  display: block;
  width: 100%;
  height: 320px;
  overflow: hidden;
  border: 0;
  background: transparent;
}

.digital-human-live2d {
  width: 100%;
  height: 100%;
  border: 0;
  pointer-events: none;
  background: transparent;
}

.digital-human-meta {
  display: none;
}

.digital-human-transcript {
  width: min(260px, calc(100vw - 40px));
  padding: 10px 12px;
  border: var(--dh-frame);
  border-radius: var(--dh-radius-sm);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--dh-shadow-soft);
}

.digital-human-transcript-label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #20bca4;
  letter-spacing: 0.06em;
  font-family: var(--dh-font-mono);
}

.digital-human-transcript p {
  margin: 0;
  min-height: 2.6em;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--dh-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.digital-human-dock[data-state="listening"] .digital-human-transcript {
  box-shadow: 0 0 0 4px rgba(var(--dh-clash-a-rgb), 0.45), var(--dh-shadow-soft);
}

.digital-human-dock[data-state="listening"] .digital-human-live2d-frame {
  filter: drop-shadow(0 0 16px rgba(var(--dh-clash-a-rgb), 0.55));
}

.digital-human-dock[data-state="thinking"] .digital-human-live2d-frame,
.digital-human-dock[data-state="talking"] .digital-human-live2d-frame {
  filter: drop-shadow(0 0 16px rgba(var(--dh-clash-b-rgb), 0.4));
}

@media (max-width: 800px) {
  .digital-human-dock {
    position: fixed;
    right: max(8px, env(safe-area-inset-right));
    bottom: max(8px, env(safe-area-inset-bottom));
    width: auto;
    max-width: calc(100vw - 16px);
    max-height: calc(100dvh - 16px);
    gap: 6px;
    contain: layout paint;
  }

  .digital-human-button {
    width: min(25vw, 108px);
    min-width: 72px;
  }

  .digital-human-live2d-frame {
    width: 100%;
    height: min(25vh, 148px);
    min-height: 96px;
  }

  .digital-human-bubble,
  .digital-human-transcript {
    max-width: min(72vw, 280px);
  }

  .digital-human-transcript p {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .digital-human-dock[data-state="listening"] .digital-human-live2d-frame,
  .digital-human-dock[data-state="thinking"] .digital-human-live2d-frame,
  .digital-human-dock[data-state="talking"] .digital-human-live2d-frame {
    filter: none;
  }
}