/* ===========================
   ZOOM TECHNOLOGIE — CHAT.CSS
   Chat en direct flottant
   =========================== */

/* ── Bulle flottante ── */
#zt-chat-bubble {
  position: fixed;
  bottom: 100px;        /* au-dessus du bouton WhatsApp */
  right: 28px;
  z-index: 1500;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0055FF, #003DC0);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0,85,255,0.50);
  transition: transform 0.22s, box-shadow 0.22s;
  animation: chatPulse 3s ease-in-out infinite;
}
#zt-chat-bubble:hover {
  transform: scale(1.10);
  box-shadow: 0 8px 30px rgba(0,85,255,0.65);
}
@keyframes chatPulse {
  0%,100% { box-shadow: 0 4px 20px rgba(0,85,255,0.50); }
  50%      { box-shadow: 0 4px 28px rgba(0,85,255,0.80); }
}

/* Badge "nouveau message" sur la bulle */
#zt-chat-badge {
  position: absolute;
  top: -3px;
  right: -3px;
  width: 18px;
  height: 18px;
  background: #e53e3e;
  color: white;
  border-radius: 50%;
  font-size: 0.62rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
  display: none;
}

/* ── Fenêtre de chat ── */
#zt-chat-window {
  position: fixed;
  bottom: 170px;
  right: 28px;
  z-index: 1500;
  width: 340px;
  max-height: 500px;
  background: white;
  border-radius: 18px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.18), 0 2px 12px rgba(0,85,255,0.10);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.85) translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s cubic-bezier(0.34,1.4,0.64,1), opacity 0.22s ease;
  transform-origin: bottom right;
}
#zt-chat-window.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: all;
}

/* ── Header du chat ── */
.zt-chat-header {
  background: linear-gradient(135deg, #0055FF, #003DC0);
  padding: 14px 16px 12px;
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}
.zt-chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.35);
}
.zt-chat-header-info { flex: 1; }
.zt-chat-header-name {
  font-size: 0.88rem;
  font-weight: 800;
  color: white;
  line-height: 1.2;
}
.zt-chat-header-status {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.80);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 2px;
}
.zt-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  flex-shrink: 0;
  animation: statusBlink 2s ease-in-out infinite;
}
.zt-status-dot.offline { background: #fbbf24; animation: none; }
@keyframes statusBlink {
  0%,100% { opacity:1 } 50% { opacity:.4 }
}
.zt-chat-close {
  background: rgba(255,255,255,0.15);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s;
  flex-shrink: 0;
}
.zt-chat-close:hover { background: rgba(255,255,255,0.30); }

/* Bandeau horaires */
.zt-hours-bar {
  background: #f0f5ff;
  border-bottom: 1px solid #e0eaff;
  padding: 7px 14px;
  font-size: 0.70rem;
  color: #4466cc;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.zt-hours-bar i { font-size: 0.65rem; }

/* ── Zone messages ── */
.zt-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #f6f8fc;
  scrollbar-width: thin;
  scrollbar-color: #c8d4e8 transparent;
}
.zt-chat-messages::-webkit-scrollbar { width: 4px; }
.zt-chat-messages::-webkit-scrollbar-thumb { background: #c8d4e8; border-radius: 2px; }

/* Bulle bot */
.zt-msg {
  display: flex;
  gap: 7px;
  align-items: flex-end;
  max-width: 88%;
  animation: msgSlideIn 0.22s ease;
}
@keyframes msgSlideIn {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}
.zt-msg-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg,#0055FF,#003DC0);
  color: white;
  font-size: 0.72rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 2px;
}
.zt-msg-bubble {
  background: white;
  border: 1px solid #e4eaf4;
  border-radius: 14px 14px 14px 3px;
  padding: 9px 12px;
  font-size: 0.80rem;
  color: #1a1a2e;
  line-height: 1.45;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.zt-msg-time {
  font-size: 0.58rem;
  color: #aab;
  margin-top: 3px;
  margin-left: 33px;
}

/* Bulle utilisateur */
.zt-msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
  max-width: 80%;
}
.zt-msg.user .zt-msg-bubble {
  background: linear-gradient(135deg,#0055FF,#2266FF);
  color: white;
  border: none;
  border-radius: 14px 14px 3px 14px;
  box-shadow: 0 2px 8px rgba(0,85,255,0.25);
}
.zt-msg.user .zt-msg-time { text-align: right; margin-left:0; margin-right: 33px; }

/* Indicateur "en train d'écrire" */
.zt-typing .zt-msg-bubble {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 14px;
}
.zt-typing-dot {
  width: 6px; height: 6px;
  background: #8899bb;
  border-radius: 50%;
  animation: typingBounce 1.2s ease-in-out infinite;
}
.zt-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.zt-typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingBounce {
  0%,60%,100% { transform: translateY(0); opacity:0.5; }
  30%          { transform: translateY(-5px); opacity:1; }
}

/* ── Réponses rapides (chips) ── */
.zt-quick-replies {
  padding: 8px 12px 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  background: #f6f8fc;
  border-top: 1px solid #eaeff8;
  flex-shrink: 0;
}
.zt-quick-btn {
  background: white;
  border: 1.5px solid #c8d8f8;
  color: #0055FF;
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all 0.16s;
  white-space: nowrap;
}
.zt-quick-btn:hover {
  background: #0055FF;
  color: white;
  border-color: #0055FF;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0,85,255,0.25);
}

/* ── Zone de saisie ── */
.zt-chat-input {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: white;
  border-top: 1px solid #e8edf5;
  flex-shrink: 0;
}
.zt-chat-input input {
  flex: 1;
  border: 1.5px solid #e0e8f5;
  border-radius: 22px;
  padding: 8px 14px;
  font-size: 0.80rem;
  font-family: 'Inter', sans-serif;
  color: #1a1a2e;
  outline: none;
  background: #f6f8fc;
  transition: border-color 0.18s, background 0.18s;
}
.zt-chat-input input:focus {
  border-color: #0055FF;
  background: white;
}
.zt-chat-input input::placeholder { color: #aab; }
.zt-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0055FF, #003DC0);
  color: white;
  border: none;
  cursor: pointer;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.18s;
  box-shadow: 0 2px 8px rgba(0,85,255,0.30);
}
.zt-send-btn:hover { transform: scale(1.10); box-shadow: 0 4px 14px rgba(0,85,255,0.45); }
.zt-send-btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

/* ── Bouton WhatsApp dans le chat ── */
.zt-wa-redirect {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #25D366;
  color: white;
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.78rem;
  font-weight: 800;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  width: 100%;
  justify-content: center;
  margin-top: 6px;
  transition: all 0.18s;
  box-shadow: 0 2px 8px rgba(37,211,102,0.30);
}
.zt-wa-redirect:hover {
  background: #128C7E;
  box-shadow: 0 4px 14px rgba(37,211,102,0.45);
  transform: translateY(-1px);
}
.zt-wa-redirect i { font-size: 1rem; }

/* ── Responsive mobile ── */
@media (max-width: 480px) {
  #zt-chat-window {
    width: calc(100vw - 24px);
    right: 12px;
    bottom: 160px;
    max-height: 430px;
  }
  #zt-chat-bubble { right: 16px; bottom: 95px; }
}