.chained-conversation{height:100%;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 20px;color:var(--text);background:var(--surface)}
.chained-conversation header{display:flex;align-items:center;justify-content:space-between;width:100%;gap:10px}.chained-conversation header div{display:grid;gap:3px}.chained-conversation header small{color:var(--muted);font-size:12px}.chained-conversation header button{font-size:13px;white-space:nowrap}
.chained-hero{flex:1 0 140px;min-height:140px;max-height:540px;width:100%;display:grid;place-items:center;overflow:hidden}.chained-hero img{width:100%;height:100%;max-height:540px;object-fit:contain;min-height:0;aspect-ratio:1}
.chained-conversation h2{font-size:22px;margin:2px 0;text-align:center}.chained-conversation p{margin:2px 0;text-align:center;line-height:1.6;overflow-wrap:anywhere}.chained-conversation [data-chain=hint]{font-size:14px}.chained-context{font-size:12px;color:var(--muted)}
.chained-controls{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;width:100%;margin:6px 0}.chained-controls button{min-height:44px}.chained-agree{display:flex;align-items:center;gap:8px;min-height:44px;font-size:13px}.chained-agree input{height:20px;width:20px;flex-shrink:0;accent-color:var(--brand)}
.chained-conversation .chained-notice{font-size:11px;color:var(--muted);text-align:left;width:min(100%,650px)}.chained-captions{padding:10px 14px;border-radius:14px;background:var(--surface-soft);width:100%;max-height:180px;overflow-y:auto;font-size:14px}.chained-captions p{text-align:left;white-space:pre-wrap}.chained-captions b{font-size:12px;color:var(--muted)}
@media(max-width:600px){.chained-conversation{padding:10px 14px}.chained-hero{flex-basis:180px;max-height:360px}.chained-conversation h2{font-size:20px}}
@media(max-height:650px){.chained-hero{flex-basis:140px;flex-grow:0}.chained-conversation{gap:5px}.chained-conversation header{flex-shrink:0}}

.chained-privacy{width:min(100%,650px);font-size:12px;color:var(--muted)}.chained-privacy summary{cursor:pointer;min-height:44px;display:flex;align-items:center;justify-content:center;text-decoration:underline;text-underline-offset:3px}.chained-privacy[open] summary{justify-content:flex-start}.chained-privacy button{margin-top:8px;min-height:44px;font-size:12px}.chained-preference-status{font-size:12px;color:var(--muted)}

/* Preserve a readable caption scrollport; artwork yields space while captions are open. */
.chained-captions{flex-shrink:0;min-height:96px}
.chained-conversation:has(.chained-captions:not([hidden])) .chained-hero{flex-shrink:1;min-height:48px}

#chained-conversation {
  gap: 11px;
  padding: max(14px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right))
    max(14px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
  color: var(--shell-ink);
  background: transparent;
  scrollbar-width: thin;
}
#chained-conversation > * { flex-shrink: 0; }
#chained-conversation > header { width: min(100%, 620px); min-height: 48px; }
#chained-conversation > header b { font-size: 19px; }
#chained-conversation > header button { min-height: 44px; border-radius: 22px; }
#chained-conversation > .chained-hero {
  flex: 1 1 230px;
  min-height: 120px;
  max-width: 420px;
  max-height: 360px;
}
#chained-conversation > .chained-hero img {
  filter: drop-shadow(0 9px 12px rgb(21 52 155 / 11%));
  max-height: 100%;
}
#chained-conversation[data-phase="listening"] > .chained-hero img,
#chained-conversation[data-phase="speaking"] > .chained-hero img {
  filter: drop-shadow(0 10px 18px rgb(86 127 255 / 32%));
}
#chained-conversation:has(.chained-captions:not([hidden])) > .chained-hero {
  flex-basis: 160px;
  min-height: 80px;
}
#chained-conversation h2 { font-size: clamp(21px, 5.5vw, 29px); line-height: 1.25; }
#chained-conversation [data-chain="hint"] { max-width: 38ch; color: var(--muted); }
#chained-conversation .chained-captions {
  width: min(100%, 520px);
  min-height: 96px;
  max-height: min(23dvh, 180px);
  border-radius: 20px;
}
#chained-conversation .chained-controls { max-width: 540px; margin: 3px 0; }
#chained-conversation .chained-controls button { border-radius: 22px; }
#chained-conversation [data-chain="stop"] { background: #ffe8e9; color: #8b1d2d; border-color: transparent; }
#chained-conversation [data-chain="caption-toggle"][aria-pressed="true"] {
  background: #15349b;
  color: #fff;
}

@media (max-height: 500px) {
  #chained-conversation { gap: 7px; }
  #chained-conversation > .chained-hero { flex-basis: 105px; min-height: 80px; }
}