/* Asistente IA — botón flotante + panel deslizante */
.ai-fab {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 54px;
  height: 54px;
  border-radius: var(--xn-radius-full);
  border: none;
  background: var(--xn-primary);
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--xn-transition), opacity var(--xn-transition);
}
.ai-fab:hover { transform: scale(1.06); }
.ai-fab.hidden { opacity: 0; pointer-events: none; }

.ai-panel {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 380px;
  max-width: 92vw;
  background: var(--xn-surface);
  border-left: 1px solid var(--xn-border);
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.18);
  z-index: 1250;
  display: flex;
  flex-direction: column;
  transform: translateX(105%);
  transition: transform 0.25s ease;
}
.ai-panel.open { transform: translateX(0); }

.ai-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--xn-border);
  flex-shrink: 0;
}
.ai-panel-title { font-weight: 600; color: var(--xn-text); display: flex; align-items: center; gap: 8px; }
.ai-panel-title i { color: var(--xn-primary); }
.ai-panel-close {
  border: none; background: transparent; color: var(--xn-text-muted);
  width: 30px; height: 30px; border-radius: var(--xn-radius); cursor: pointer; font-size: 15px;
}
.ai-panel-close:hover { background: var(--xn-surface-elevated); }

.ai-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ai-msg { display: flex; flex-direction: column; max-width: 88%; }
.ai-msg-user { align-self: flex-end; align-items: flex-end; }
.ai-msg-bot { align-self: flex-start; align-items: flex-start; }

.ai-bubble {
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.45;
  white-space: normal;
  word-break: break-word;
}
.ai-msg-user .ai-bubble {
  background: var(--xn-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.ai-msg-bot .ai-bubble {
  background: var(--xn-surface-elevated);
  color: var(--xn-text);
  border: 1px solid var(--xn-border);
  border-bottom-left-radius: 4px;
}
.ai-used { font-size: 10px; color: var(--xn-text-subtle); margin-top: 3px; }

.ai-typing { display: inline-flex; gap: 4px; align-items: center; }
.ai-typing span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--xn-text-muted);
  animation: ai-blink 1.2s infinite both;
}
.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes ai-blink { 0%, 80%, 100% { opacity: 0.3; } 40% { opacity: 1; } }

.ai-input-bar {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--xn-border);
  flex-shrink: 0;
}
.ai-input {
  flex: 1;
  height: 40px;
  border: 1px solid var(--xn-border);
  border-radius: var(--xn-radius);
  background: var(--xn-surface-elevated);
  color: var(--xn-text);
  padding: 0 12px;
  font-size: 14px;
  outline: none;
}
.ai-input:focus { border-color: var(--xn-primary); }
.ai-send {
  width: 40px; height: 40px; flex-shrink: 0;
  border: none; border-radius: var(--xn-radius);
  background: var(--xn-primary); color: #fff; cursor: pointer; font-size: 15px;
}
.ai-send:hover { filter: brightness(0.95); }

.ai-mic {
  width: 40px; height: 40px; flex-shrink: 0;
  border: 1px solid var(--xn-border); border-radius: var(--xn-radius);
  background: var(--xn-surface-elevated); color: var(--xn-text-muted);
  cursor: pointer; font-size: 15px;
}
.ai-mic:hover { color: var(--xn-primary); border-color: var(--xn-primary); }
.ai-mic.listening {
  background: var(--xn-primary); color: #fff; border-color: var(--xn-primary);
  animation: ai-pulse 1.1s infinite;
}
@keyframes ai-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(229, 65, 37, 0.5); } 50% { box-shadow: 0 0 0 6px rgba(229, 65, 37, 0); } }

/* Tarjeta de propuesta de accion (la IA propone, el usuario confirma) */
.ai-proposal {
  width: 100%;
  border: 1px solid var(--xn-border);
  border-left: 3px solid var(--xn-primary);
  border-radius: 12px;
  background: var(--xn-surface-elevated);
  padding: 12px 13px;
}
.ai-prop-title { font-weight: 600; font-size: 13.5px; color: var(--xn-text); display: flex; align-items: center; gap: 7px; }
.ai-prop-title i { color: var(--xn-primary); }
.ai-prop-summary { font-size: 13px; color: var(--xn-text-muted); margin: 4px 0 10px; }
.ai-prop-fields { display: flex; flex-direction: column; gap: 5px; margin-bottom: 10px; }
.ai-prop-row { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.ai-prop-label { color: var(--xn-text-subtle); }
.ai-prop-value { color: var(--xn-text); font-weight: 500; text-align: right; word-break: break-word; }
.ai-prop-error { font-size: 12px; color: #b91c1c; margin-bottom: 8px; }
.ai-prop-actions { display: flex; gap: 8px; }
.ai-prop-btn {
  flex: 1; height: 34px; border-radius: var(--xn-radius); cursor: pointer; font-size: 13px; font-weight: 600;
  border: 1px solid var(--xn-border);
}
.ai-prop-confirm { background: var(--xn-primary); color: #fff; border-color: var(--xn-primary); }
.ai-prop-confirm:hover { filter: brightness(0.95); }
.ai-prop-cancel { background: transparent; color: var(--xn-text-muted); }
.ai-prop-cancel:hover { background: var(--xn-surface); }
.ai-prop-done { font-size: 12.5px; font-weight: 600; color: var(--xn-primary); display: flex; align-items: center; gap: 6px; }
.ai-prop-cancelled { font-size: 12.5px; font-weight: 600; color: var(--xn-text-subtle); display: flex; align-items: center; gap: 6px; }

@media (max-width: 600px) {
  .ai-panel { width: 100vw; max-width: 100vw; }
}

.ai-panel-tools { display: flex; align-items: center; gap: 6px; }
.ai-panel-icon { background: none; border: none; color: inherit; cursor: pointer; padding: 4px 6px; border-radius: 6px; opacity: .8; }
.ai-panel-icon:hover { opacity: 1; background: rgba(0,0,0,.06); }
.ai-conv-list { max-height: 200px; overflow-y: auto; border-bottom: 1px solid var(--border, #e5e7eb); }
.ai-conv-empty { padding: 12px; font-size: 13px; color: var(--text-muted, #6b7280); text-align: center; }
.ai-conv-item { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; cursor: pointer; font-size: 13px; }
.ai-conv-item:hover { background: rgba(0,0,0,.04); }
.ai-conv-item.active { background: rgba(59,130,246,.10); font-weight: 600; }
.ai-conv-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.ai-conv-del { background: none; border: none; color: var(--text-muted, #9ca3af); cursor: pointer; padding: 2px 6px; }
.ai-conv-del:hover { color: var(--danger, #ef4444); }
.ai-batch-bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 12px; border-top: 1px solid var(--border, #e5e7eb); background: var(--surface-2, #f9fafb); }
.ai-batch-info { font-size: 12px; color: var(--text-muted, #6b7280); font-weight: 600; }
.ai-batch-actions { display: flex; gap: 6px; }