.fs-chat {
  --fs-chat-primary: #206bc4;
  --fs-chat-bg: #fff;
  --fs-chat-surface: #f4f7fb;
  --fs-chat-text: #182433;
  --fs-chat-muted: #66758a;
  --fs-chat-border: #e4eaf2;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  color: var(--fs-chat-text);
  line-height: 1.5;
}
.fs-chat *, .fs-chat *::before, .fs-chat *::after { box-sizing: border-box; }
.fs-chat [hidden] { display: none !important; }
.fs-chat button, .fs-chat textarea { font: inherit; }
.fs-chat button { cursor: pointer; }
.fs-chat button:focus-visible, .fs-chat textarea:focus-visible, .fs-chat a:focus-visible {
  outline: 3px solid #8bbaf1;
  outline-offset: 3px;
}
.fs-chat-launcher {
  position: fixed;
  right: 24px;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 1040;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 20px;
  color: #fff;
  background: var(--fs-chat-primary);
  border: 0;
  border-radius: 32px;
  box-shadow: 0 6px 24px #14559c40;
  font-weight: 600;
}
.fs-chat-launcher:hover { background: #1859a7; }
.fs-chat-status-dot { width: 7px; height: 7px; border-radius: 50%; background: #b9e5ff; }
.fs-chat-panel {
  position: fixed;
  right: 24px;
  bottom: max(96px, calc(72px + env(safe-area-inset-bottom)));
  z-index: 1041;
  display: flex;
  flex-direction: column;
  width: 390px;
  height: min(580px, calc(100dvh - 125px));
  max-height: calc(100vh - 125px);
  overflow: hidden;
  background: var(--fs-chat-bg);
  border: 1px solid var(--fs-chat-border);
  border-radius: 18px;
  box-shadow: 0 12px 50px #18243330;
}
.fs-chat-header { display: flex; gap: 11px; align-items: center; padding: 18px 16px; border-bottom: 1px solid var(--fs-chat-border); }
.fs-chat-avatar { display: grid; place-items: center; width: 38px; height: 38px; flex-shrink: 0; background: #e8f1fc; color: var(--fs-chat-primary); border-radius: 12px; font-size: 21px; font-weight: 700; }
.fs-chat-heading { flex: 1; min-width: 0; }
.fs-chat-heading h2 { margin: 0; color: var(--fs-chat-text); font-size: 15px; font-weight: 700; line-height: 1.5; }
.fs-chat-heading p { margin: 2px 0 0; color: var(--fs-chat-muted); font-size: 11px; }
.fs-chat-icon-button { display: grid; place-items: center; width: 30px; height: 30px; padding: 0; border: 0; border-radius: 8px; color: var(--fs-chat-muted); background: transparent; font-size: 23px !important; }
.fs-chat-icon-button:hover { background: var(--fs-chat-surface); }
.fs-chat-messages { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 20px 16px 8px; background: var(--fs-chat-surface); }
.fs-chat-message { max-width: 92%; margin: 0 0 14px; }
.fs-chat-message-label { display: block; margin: 0 0 5px 3px; color: var(--fs-chat-muted); font-size: 10px; }
.fs-chat-bubble { padding: 11px 13px; white-space: pre-wrap; overflow-wrap: anywhere; border-radius: 14px 14px 14px 3px; background: var(--fs-chat-bg); border: 1px solid var(--fs-chat-border); }
.fs-chat-message-user { margin-left: auto; }
.fs-chat-message-user .fs-chat-message-label { text-align: right; }
.fs-chat-message-user .fs-chat-bubble { color: #fff; background: var(--fs-chat-primary); border-color: var(--fs-chat-primary); border-radius: 14px 14px 3px 14px; }
.fs-chat-message-error .fs-chat-bubble { color: #895300; border-color: #efce90; background: #fff8eb; }
.fs-chat-products { display: grid; gap: 7px; margin-top: 8px; }
.fs-chat-product { display: block; padding: 10px 12px; color: var(--fs-chat-text); background: var(--fs-chat-bg); border: 1px solid var(--fs-chat-border); border-radius: 10px; text-decoration: none; }
.fs-chat-product:hover { color: var(--fs-chat-primary); border-color: var(--fs-chat-primary); text-decoration: none; }
.fs-chat-product strong { display: block; font-size: 12px; overflow-wrap: anywhere; }
.fs-chat-product span { display: block; margin-top: 4px; color: var(--fs-chat-muted); font-size: 11px; }
.fs-chat-suggestions { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 14px; border-top: 1px solid var(--fs-chat-border); }
.fs-chat-suggestions button { padding: 6px 9px; color: var(--fs-chat-primary); background: transparent; border: 1px solid var(--fs-chat-border); border-radius: 16px; font-size: 11px; }
.fs-chat-suggestions button:hover { background: var(--fs-chat-surface); }
.fs-chat-form { margin: 0; padding: 12px 14px 10px; border-top: 1px solid var(--fs-chat-border); }
.fs-chat-compose { display: flex; gap: 8px; align-items: flex-end; }
.fs-chat-compose textarea { display: block; width: 100%; min-height: 42px; max-height: 110px; resize: none; padding: 10px 12px; color: var(--fs-chat-text); background: var(--fs-chat-surface); border: 1px solid var(--fs-chat-border); border-radius: 12px; line-height: 20px; }
.fs-chat-send { display: grid; place-items: center; width: 42px; height: 42px; flex-shrink: 0; padding: 0; color: #fff; background: var(--fs-chat-primary); border: 0; border-radius: 12px; }
.fs-chat button:disabled { cursor: default; opacity: .5; }
.fs-chat-note { margin: 8px 0 0; color: var(--fs-chat-muted); font-size: 10px; text-align: center; }
.fs-chat-retry { margin-top: 7px; padding: 4px 9px; color: var(--fs-chat-primary); background: transparent; border: 1px solid var(--fs-chat-border); border-radius: 7px; font-size: 12px !important; }
.fs-chat-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
body.theme-dark .fs-chat, [data-bs-theme="dark"] .fs-chat {
  --fs-chat-bg: #182433; --fs-chat-surface: #111c29; --fs-chat-text: #e7edf5;
  --fs-chat-muted: #9aabc0; --fs-chat-border: #2a3a4e;
}
@media (max-width: 480px) {
  .fs-chat-launcher { right: 14px; bottom: max(16px, env(safe-area-inset-bottom)); padding: 13px 16px; }
  .fs-chat-panel { right: 10px; bottom: max(82px, calc(66px + env(safe-area-inset-bottom))); width: calc(100vw - 20px); height: min(580px, calc(100dvh - 100px)); max-height: calc(100vh - 100px); }
  .fs-chat-compose textarea { font-size: 16px; }
}
@media print { .fs-chat { display: none; } }