/* Support Chat: measured PostFlow panel, independent of legacy chat cards. */
.cpw-messages { display: flex; flex-direction: column; min-width: 0; height: calc(100dvh - 122px - env(safe-area-inset-bottom)); margin: -16px -16px calc(-88px - env(safe-area-inset-bottom)); overflow: hidden; background: var(--cpw-surface); color: var(--cpw-text); }
.cpw-messages, .cpw-messages * { box-sizing: border-box; }
.cpw-messages-header { display: flex; align-items: center; flex: 0 0 auto; min-height: 45px; gap: 8px; padding: 8px 16px; border-bottom: 1px solid var(--cpw-border); }
.cpw-messages-header > svg { flex-shrink: 0; width: 16px; height: 16px; color: var(--cpw-brand); stroke-width: 1.7; }
.cpw-messages-header h1 { min-width: 0; overflow-wrap: anywhere; margin: 0; font-size: 13px; font-weight: 500; line-height: 20px; }
.cpw-messages-feed { display: flex; flex-direction: column; align-items: stretch; flex: 1 1 0; min-width: 0; min-height: 0; padding: 16px 12px; overflow-y: auto; overscroll-behavior-y: contain; scrollbar-gutter: stable; scroll-behavior: auto; }
.cpw-messages-feed:focus-visible { outline-offset: -3px; }
.cpw-messages-day { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; margin: 8px 0 12px; color: var(--cpw-muted); text-align: center; font-size: 10px; line-height: 16px; }
.cpw-messages-day:not(:first-child) { margin-top: 16px; }
.cpw-messages-day::before, .cpw-messages-day::after { content: ""; flex: 1; height: 1px; background: var(--cpw-border); }
.cpw-messages-bubble { display: flex; flex-direction: column; flex: 0 0 auto; width: fit-content; max-width: 80%; padding: 8px 14px; margin-bottom: 6px; overflow-wrap: anywhere; box-shadow: 0 1px 2px rgb(0 0 0 / .12); }
.cpw-messages-support { align-self: flex-start; color: var(--cpw-text); background: #eef1f5; border-radius: 18px 18px 18px 8px; }
.cpw-messages-own { align-self: flex-end; color: #fff; background: var(--cpw-brand); border-radius: 18px 18px 8px 18px; }
.cpw-messages-author { margin-bottom: 2px; font-size: 10px; font-weight: 400; line-height: 15px; }
.cpw-messages-text { white-space: pre-wrap; font-size: 14px; line-height: 20px; }
.cpw-messages-meta { display: flex; justify-content: flex-end; margin-top: 3px; color: var(--cpw-muted); font-size: 10px; line-height: 15px; }
.cpw-messages-own .cpw-messages-meta { color: rgb(255 255 255 / .75); }
.cpw-messages-attachment { margin-top: 6px; color: inherit; font-size: 12px; line-height: 18px; text-decoration: underline; text-underline-offset: 3px; }
.cpw-messages-attachment:not([href]) { text-decoration: none; }
.cpw-messages-empty { margin: auto 0; padding: 24px 16px; color: var(--cpw-muted); text-align: center; font-size: 14px; line-height: 20px; }
.cpw-messages-composer { display: grid; grid-template-columns: minmax(0, 1fr) 40px; align-items: center; flex: 0 0 auto; gap: 8px; min-width: 0; padding: 12px 16px; border-top: 1px solid var(--cpw-border); }
.cpw-messages-composer textarea { display: block; min-width: 0; width: 100%; height: 44px; min-height: 44px; max-height: 120px; margin: 0; padding: 11px 12px; resize: none; border: 1px solid var(--cpw-border); border-radius: 16px; background: var(--cpw-surface); color: var(--cpw-text); font-size: 16px; line-height: 20px; box-shadow: 0 1px 2px rgb(0 0 0 / .05); }
.cpw-messages-composer textarea::placeholder { color: var(--cpw-muted); opacity: 1; font-size: 12px; }
.cpw-messages-send { display: grid; place-items: center; width: 40px; height: 40px; padding: 0; border: 0; border-radius: 12px; background: var(--cpw-brand); color: #fff; cursor: pointer; }
.cpw-messages-send svg { width: 18px; height: 18px; }
.cpw-messages-send:hover:not(:disabled) { background: #006b50; }
.cpw-messages .cpw-messages-send:disabled { cursor: default; opacity: .5; }
.cpw-messages-error, .cpw-messages-send-error { margin: 0; color: #b42318; font-size: 12px; line-height: 18px; overflow-wrap: anywhere; }
.cpw-messages-error { padding: 8px 16px; border-top: 1px solid var(--cpw-border); background: #fff6f5; }
.cpw-messages-send-error { grid-column: 1 / -1; }
.cpw-messages .cpw-messages-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.cpw.theme-dark .cpw-messages-support { background: #273244; }
.cpw.theme-dark .cpw-messages-error { background: #321e24; color: #fda4af; }
.cpw.theme-dark .cpw-messages-send-error { color: #fda4af; }
@media (min-width: 768px) {
  .cpw-messages { height: calc(100dvh - 68px); margin: -24px; border: 1px solid var(--cpw-border); border-radius: 14px; }
  .cpw-messages-header { flex-basis: 44px; }
  .cpw-messages-feed { padding: 16px; }
  .cpw-messages-bubble { max-width: 80%; }
  .cpw-messages-composer { padding: 12px 16px; }
  .cpw-messages-composer textarea { font-size: 14px; }
}