/* R42 chatbot — FAB + chat window */

.r42-fab {
  position: fixed;
  right: 24px;
  bottom: 80px;
  width: 64px;
  height: 64px;
  border-radius: var(--r-pill);
  background: var(--teal-900);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-pill);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 2px solid var(--cream);
  z-index: 60;
  padding: 0;
}
.r42-fab:hover { transform: translateY(-2px); }
.r42-fab:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 3px;
}
.r42-fab.open {
  bottom: calc(80px + 480px - 56px);
  width: 48px;
  height: 48px;
}

@media (min-width: 768px) {
  .r42-fab { bottom: 24px; }
  .r42-fab.open { bottom: calc(24px + 480px - 56px); }
}

.r42-window {
  position: fixed;
  right: 24px;
  bottom: 80px;
  width: min(380px, calc(100vw - 32px));
  height: min(480px, calc(100vh - 120px));
  background: var(--paper);
  border-radius: var(--r-md);
  border: 1px solid rgba(31, 85, 96, 0.06);
  box-shadow: var(--shadow-pill);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 60;
}
@media (min-width: 768px) {
  .r42-window { bottom: 24px; }
}

.r42-window-hd {
  background: var(--teal-900);
  color: var(--cream);
  padding: var(--s-3) var(--s-4);
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex-shrink: 0;
}
.r42-window-hd .av {
  width: 36px;
  height: 36px;
  border-radius: var(--r-pill);
  background: var(--teal);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.r42-window-hd-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.r42-window-hd-name { font: 600 14px/1 var(--font-sans); }
.r42-window-hd-status {
  font: 500 var(--t-label)/1 var(--font-mono);
  letter-spacing: var(--label-ls);
  text-transform: uppercase;
  color: rgba(236, 233, 233, 0.6);
  display: flex;
  align-items: center;
  gap: 6px;
}
.r42-window-hd-status i {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--sage);
}
.r42-window-hd-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 2px;
}
.r42-window-hd-x {
  color: rgba(236, 233, 233, 0.7);
  background: transparent;
  border: none;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--r-sm);
}
.r42-window-hd-x:hover { background: rgba(236, 233, 233, 0.1); }
.r42-window-hd-clear {
  color: rgba(236, 233, 233, 0.7);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
}
.r42-window-hd-clear:hover { background: rgba(236, 233, 233, 0.1); }
.r42-window-hd-clear:disabled { opacity: 0.4; cursor: default; }

.r42-window-body {
  flex: 1;
  padding: var(--s-4);
  background: var(--cream);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  overflow-y: auto;
}

.r42-msg { display: flex; gap: var(--s-2); align-items: flex-end; }
.r42-msg .av-sm {
  width: 26px;
  height: 26px;
  border-radius: var(--r-pill);
  background: var(--teal-900);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.r42-msg .bub {
  background: var(--paper);
  border-radius: 16px 16px 16px 4px;
  padding: 10px 14px;
  font: 400 14px/1.45 var(--font-sans);
  color: var(--ink);
  max-width: 250px;
  border: 1px solid rgba(31, 85, 96, 0.06);
  word-wrap: break-word;
}
.r42-msg.me { justify-content: flex-end; }
.r42-msg.me .bub {
  background: var(--teal);
  color: var(--cream);
  border: none;
  border-radius: 16px 16px 4px 16px;
}
.r42-msg.error .bub {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.r42-suggestion {
  margin-top: var(--s-2);
  padding: 10px 12px;
  background: rgba(92, 29, 216, 0.08);
  border: 1px solid rgba(92, 29, 216, 0.2);
  border-radius: var(--r-sm);
  font: 400 13px/1.4 var(--font-sans);
  color: var(--ink);
}
.r42-suggestion-title {
  font-weight: 600;
  color: var(--purple);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.r42-suggestion-items {
  margin: 6px 0 10px;
  padding-left: 16px;
  list-style: disc;
}
.r42-suggestion-items li { margin: 2px 0; }
.r42-suggestion-actions {
  display: flex;
  gap: 6px;
}
.r42-suggestion-actions button {
  flex: 1;
  padding: 6px 10px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(92, 29, 216, 0.3);
  font: 600 12px/1 var(--font-sans);
  cursor: pointer;
  background: var(--paper);
  color: var(--purple);
  transition: background 0.15s ease, color 0.15s ease;
}
.r42-suggestion-actions button.primary {
  background: var(--purple);
  color: var(--cream);
  border-color: var(--purple);
}
.r42-suggestion-actions button.primary:hover { background: var(--purple-700); }
.r42-suggestion-actions button:not(.primary):hover { background: rgba(92, 29, 216, 0.1); }
.r42-suggestion-status {
  margin-top: 6px;
  font: 500 11px/1 var(--font-mono);
  letter-spacing: var(--label-ls);
  text-transform: uppercase;
  color: var(--fg-muted);
}

.r42-window-input {
  padding: var(--s-3) var(--s-4);
  background: var(--paper);
  border-top: 1px solid rgba(31, 85, 96, 0.06);
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-shrink: 0;
}
.r42-window-input input {
  flex: 1;
  background: var(--cream);
  border: none;
  outline: none;
  border-radius: var(--r-pill);
  padding: 10px 14px;
  font: 400 14px/1 var(--font-sans);
  color: var(--ink);
  min-width: 0;
}
.r42-window-input input::placeholder { color: rgba(60, 58, 58, 0.4); }
.r42-window-input input:disabled { opacity: 0.5; }
.r42-window-input button {
  background: var(--purple);
  color: var(--cream);
  border: none;
  border-radius: var(--r-pill);
  padding: 10px 18px;
  font: 600 13px/1 var(--font-sans);
  cursor: pointer;
  transition: background 0.15s ease;
  flex-shrink: 0;
}
.r42-window-input button:hover:not(:disabled) { background: var(--purple-700); }
.r42-window-input button:disabled { opacity: 0.4; cursor: not-allowed; }