/* Forensic Behaviour Services · offline questions widget
 * Chips-only, no free text, no storage, no network. See chat.js.
 * Tokens come from tokens.css (loaded via styles.css on every page). */

.fbs-chat-launcher {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.5rem);
  bottom: clamp(0.75rem, 2vw, 1.5rem);
  z-index: var(--z-modal);
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  min-height: 48px;
  padding: 0.7rem 1.2rem;
  background: var(--color-paper-deep);
  color: var(--color-ink-inverse);
  border: 1px solid var(--color-paper-deep);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background-color var(--dur-micro) var(--ease-out);
}
.fbs-chat-launcher:hover { background: var(--color-accent); border-color: var(--color-accent); }
.fbs-chat-launcher:active { transform: translateY(1px); }
.fbs-chat-launcher .dot {
  width: 0.5em; height: 0.5em;
  border-radius: 50%;
  background: var(--color-accent-soft);
}
.fbs-chat-launcher[hidden] { display: none; }

.fbs-chat-panel {
  position: fixed;
  right: clamp(0.5rem, 2vw, 1.5rem);
  bottom: clamp(0.5rem, 2vw, 1.5rem);
  z-index: var(--z-modal);
  width: min(24rem, calc(100vw - 1rem));
  max-height: min(34rem, calc(100dvh - 2rem));
  display: flex;
  flex-direction: column;
  background: var(--color-paper);
  color: var(--color-ink);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  visibility: hidden; /* removes the closed panel's 18 controls from tab order + AT */
  transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out),
              visibility 0s linear var(--dur-short);
}
.fbs-chat-panel.open {
  opacity: 1;
  transform: none;
  pointer-events: auto;
  visibility: visible;
  transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out),
              visibility 0s;
}

.fbs-chat-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg) var(--space-sm);
  border-bottom: var(--rule-hair) solid var(--color-rule);
}
.fbs-chat-head h2 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 500;
  margin: 0;
}
.fbs-chat-close {
  background: none;
  border: 0;
  padding: var(--space-2xs) var(--space-xs);
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-neutral);
  cursor: pointer;
  border-radius: var(--radius-sm);
  min-height: 44px;
}
.fbs-chat-close:hover { color: var(--color-ink); }

.fbs-chat-disclaimer {
  padding: var(--space-xs) var(--space-lg);
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--color-neutral);
  border-bottom: var(--rule-hair) solid var(--color-rule);
  margin: 0;
}

.fbs-chat-body {
  overflow-y: auto;
  padding: var(--space-md) var(--space-lg);
  flex: 1;
  overscroll-behavior: contain;
}

.fbs-thread { margin-bottom: var(--space-md); }
.fbs-bubble { margin-bottom: var(--space-sm); }
.fbs-bubble.q {
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-2xs);
}
.fbs-bubble.a {
  font-size: var(--text-sm);
  line-height: 1.55;
  background: var(--color-paper-2);
  border: var(--rule-hair) solid var(--color-rule);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
}
.fbs-bubble.a p { margin: 0 0 var(--space-xs); max-width: none; }
.fbs-bubble.a p:last-child { margin-bottom: 0; }
.fbs-bubble.a a { color: var(--color-accent); }

.fbs-chip-group { margin-bottom: var(--space-md); }
.fbs-chip-group h3 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-neutral);
  margin: 0 0 var(--space-xs);
}
.fbs-chips { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.fbs-chip {
  display: inline-flex;
  align-items: center;
  background: var(--color-paper);
  border: 1px solid var(--color-rule-strong);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font: inherit;
  font-size: 0.8rem;
  color: var(--color-ink);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--dur-micro) var(--ease-out), background-color var(--dur-micro) var(--ease-out);
}
.fbs-chip:hover { border-color: var(--color-accent); background: var(--color-accent-soft); }
.fbs-chip:active { transform: translateY(1px); }
@media (pointer: coarse) {
  .fbs-chip { min-height: 44px; }
  .fbs-chat-close { min-width: 44px; }
}

.fbs-chat-foot {
  border-top: var(--rule-hair) solid var(--color-rule);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-xs);
  color: var(--color-neutral);
}
.fbs-chat-foot a { color: var(--color-accent); white-space: nowrap; }

@media (max-width: 40rem) {
  .fbs-chat-panel {
    width: calc(100vw - 1rem);
    max-height: calc(100dvh - 1rem);
  }
}
@media (prefers-reduced-motion: reduce) {
  .fbs-chat-panel { transition: opacity 150ms linear, visibility 0s linear 150ms; transform: none; }
  .fbs-chat-panel.open { transition: opacity 150ms linear, visibility 0s; }
}