/* CARLA Vehicle Assistant — UI Robuste (PC + Mobile) */

:root{
  --carla-bg: rgba(16,18,22,.92);
  --carla-border: rgba(255,255,255,.10);
  --carla-text: rgba(255,255,255,.92);
  --carla-muted: rgba(255,255,255,.62);#carla-open{
position:fixed;
bottom:20px;
right:20px;
background:#17c2b1;
color:#000;
padding:12px 16px;
border-radius:10px;
cursor:pointer;
}

#carla-chat{
position:fixed;
right:20px;
bottom:80px;
width:360px;
background:#1c1e21;
color:#fff;
border-radius:14px;
display:none;
box-shadow:0 0 20px rgba(0,0,0,.4);
}

.carla-head{
padding:12px;
font-weight:700;
border-bottom:1px solid #333;
display:flex;
justify-content:space-between;
}

.carla-body{
padding:12px;
}

#carla-messages{
height:220px;
overflow:auto;
margin-bottom:10px;
}

.bot{
background:#333;
padding:8px;
border-radius:8px;
margin:6px 0;
}

.me{
background:#17c2b1;
color:#000;
padding:8px;
border-radius:8px;
margin:6px 0;
text-align:right;
}

.carla-input{
display:flex;
gap:6px;
}

.carla-input input{
flex:1;
padding:8px;
border-radius:6px;
border:0;
}

.carla-input button{
background:#17c2b1;
border:0;
padding:8px 12px;
border-radius:6px;
cursor:pointer;
}
  --carla-accent: #12b3a7;
  --carla-shadow: 0 22px 60px rgba(0,0,0,.45);
  --carla-radius: 18px;
  --carla-font: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* Overlay */
.carla-drawer-overlay{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 999998;
  display: none;
}

/* Drawer (72vh) */
.carla-drawer{
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: min(420px, calc(100vw - 32px));
  height: 72vh;
  max-height: 72vh;
  background: var(--carla-bg);
  color: var(--carla-text);
  border: 1px solid var(--carla-border);
  border-radius: var(--carla-radius);
  box-shadow: var(--carla-shadow);
  z-index: 999999;
  transform: translateX(120%);
  transition: transform .22s ease;
  overflow: hidden;
  font-family: var(--carla-font);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.carla-drawer.open{
  transform: translateX(0);
}

/* Header */
.carla-drawer-header{
  display:flex;
  justify-content: space-between;
  align-items:center;
  padding: 14px 14px;
  border-bottom: 1px solid var(--carla-border);
  background: linear-gradient(180deg, rgba(18,179,167,.14), rgba(0,0,0,0));
}

.carla-drawer-title{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: .2px;
  font-size: 14px;
}

.carla-avatar{
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.14);
  display:inline-block;
}

.carla-drawer-close{
  appearance:none;
  border:0;
  background: transparent;
  color: var(--carla-text);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
  padding: 8px 10px;
  border-radius: 10px;
}
.carla-drawer-close:hover{
  background: rgba(255,255,255,.06);
}

/* Body layout */
.carla-drawer-body{
  height: calc(100% - 56px);
  display:flex;
  flex-direction: column;
  padding: 12px 12px 10px;
  gap: 10px;
}

.carla-drawer-veh{
  padding: 8px 10px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.04);
  border-radius: 14px;
}

.carla-veh-line{
  display:flex;
  justify-content: space-between;
  align-items:center;
  font-size: 12px;
  color: var(--carla-muted);
}
.carla-veh-id{
  color: var(--carla-text);
  font-weight: 800;
}

/* Chat (scrollable) */
.carla-chat{
  flex: 1 1 auto;
  overflow: auto;
  display:flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 6px;
}

.carla-chat::-webkit-scrollbar{ width: 10px; }
.carla-chat::-webkit-scrollbar-thumb{
  background: rgba(255,255,255,.12);
  border-radius: 20px;
  border: 3px solid rgba(0,0,0,0);
  background-clip: padding-box;
}

.carla-bubble{
  max-width: 88%;
  padding: 10px 12px;
  border-radius: 14px;
  white-space: pre-wrap;
  line-height: 1.35;
  font-size: 14px;
}

.carla-bubble.bot{
  align-self: flex-start;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.10);
}

.carla-bubble.me{
  align-self: flex-end;
  background: rgba(18,179,167,.22);
  border: 1px solid rgba(18,179,167,.35);
}

/* Input bar */
.carla-inputbar{
  display:flex;
  gap: 10px;
  align-items:center;
}

.carla-input{
  flex: 1 1 auto;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: var(--carla-text);
  padding: 10px 12px;
  outline: none;
  font-size: 14px;
}
.carla-input::placeholder{ color: rgba(255,255,255,.45); }

.carla-send{
  border:0;
  border-radius: 12px;
  padding: 10px 14px;
  background: var(--carla-accent);
  color: rgba(0,0,0,.86);
  font-weight: 900;
  cursor: pointer;
}
.carla-send:disabled{ opacity:.55; cursor:not-allowed; }

.carla-chat-meta{
  font-size: 12px;
  color: rgba(255,255,255,.55);
  padding-left: 2px;
}

/* Floating button (FAB) — always visible */
.carla-va-fab{
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 999997;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  background: rgba(16,18,22,.88);
  color: var(--carla-text);
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(0,0,0,.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-family: var(--carla-font);
  font-weight: 900;
}

.carla-va-fab-dot{
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--carla-accent);
  box-shadow: 0 0 0 6px rgba(18,179,167,.10);
}

/* Mobile refinements */
@media (max-width: 680px){
  .carla-drawer{
    right: 12px;
    bottom: 12px;
    width: calc(100vw - 24px);
  }
  .carla-va-fab{
    right: 12px;
    bottom: 12px;
    padding: 12px 14px;
  }
}