.chat-demo { margin: 0; min-width: 0; }
.chat-phone { width: min(370px, 100%); aspect-ratio: 430 / 932; margin-inline: auto; border: 1px solid #dedee5; border-radius: 30px; background: #f1f1f6; overflow: hidden; display: flex; flex-direction: column; container-type: inline-size; box-shadow: 0 18px 44px #171a1810; }
.chat-header { display: grid; grid-template-columns: 30px minmax(0, 1fr) 30px; align-items: center; gap: 14px; padding: 26px 20px 10px; text-align: center; }
.chat-header strong { display: block; font-size: 20px; font-weight: 650; line-height: 1.25; }
.chat-header p { color: #666b73; font-size: 12px; margin-top: 5px; line-height: 1.4; }
.chat-back, .chat-more { width: 28px; height: 28px; }
.chat-messages { display: flex; flex-direction: column; justify-content: center; gap: 22px; flex: 1; padding: 16px 16px 22px; min-height: 0; }
.chat-message { display: flex; flex-direction: column; align-items: flex-start; gap: 5px; flex-shrink: 0; }
.chat-message.outgoing { align-items: flex-end; }
.chat-bubble { max-width: 88%; padding: 9px 13px; border-radius: 17px; font-size: clamp(12px, 4.25cqw, 16px); line-height: 1.45; color: #000; }
.incoming .original { background: #fff; }
.outgoing .original { background: linear-gradient(to bottom, #5ff76d 0%, #56f268 10%, #4eeb62 20%, #47e461 30%, #40de5a 40%, #3cda59 50%, #34d552 60%, #2ed14f 70%, #23cb47 80%, #1cc741 90%, #11c736 100%); }
.chat-bubble.translated { background: rgb(56 189 248 / .8); }
.chat-bubble[hidden] { display: none; }
.chat-translation-toggle, .chat-translation-label { display: flex; align-items: center; gap: 5px; padding: 2px 5px; max-width: 100%; font-size: clamp(10px, 3.2cqw, 12px); color: #5d6771; background: none; border: 0; line-height: 1.45; text-align: left; }
.chat-translation-toggle img, .chat-translation-label img { width: 14px; height: 14px; opacity: .6; flex-shrink: 0; }
.chat-translation-toggle:hover { color: #454850; }
.chat-translation-toggle:focus-visible { outline-offset: 3px; }
.chat-stamp { display: flex; align-items: baseline; gap: 5px; max-width: 100%; padding: 2px 5px 0; color: #656b75; font-size: clamp(10px, 2.9cqw, 11px); line-height: 1.4; }
.chat-stamp time { min-width: 0; }
.chat-stamp > span { flex-shrink: 0; }
.chat-card { width: 56cqw; max-width: 206px; margin-top: 5px; background: #fff; border-radius: 15px; overflow: hidden; border: 1px solid #e1e3e8; }
.chat-card > img { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: 50% 70%; }
.chat-card figcaption { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px; font-size: clamp(10px, 3cqw, 11px); color: #606974; line-height: 1.4; }
.chat-card figcaption > span:first-child { font-weight: 650; color: #242d34; }
.chat-composer { display: flex; align-items: center; gap: 12px; background: #ffffff9c; padding: 13px 15px; }
.chat-composer > img { opacity: .7; flex-shrink: 0; }
.chat-composer > span { min-width: 0; flex: 1; padding: 11px 14px; font-size: 14px; color: #b2b3bc; background: #f1f1f6; border-radius: 24px; }
.chat-brand { color: #777a83; font-size: 11px; letter-spacing: 2px; text-align: center; padding: 15px; background: #ffffff9c; }
.chat-demo > figcaption { text-align: center; color: var(--muted); font-size: 12px; line-height: 1.6; margin-top: 18px; }
.chat-row .chat-time-explanation { color: var(--muted); margin-top: 20px; font-size: 15px; }
@media (max-width: 760px) {
  .chat-phone { max-width: 370px; border-radius: 26px; }
  .chat-header { padding-top: 22px; }
  .chat-demo > figcaption { font-size: 11px; }
}
@media (max-width: 360px) {
  .chat-header { padding-top: 12px; }
  .chat-messages { gap: 12px; padding: 4px 10px 12px; }
  .chat-card { width: 50cqw; }
  .chat-card figcaption { padding: 8px; }
  .chat-bubble { padding: 8px 12px; border-radius: 18px; }
  .chat-composer { padding: 10px; gap: 9px; }
  .chat-brand { padding: 10px; }
}