/* =============================================
   INTERACTIVE CHAT WIDGET
   Lives in the hero — converts visitors to
   booked appointments in 4 steps:
   Service → Date → Email → Phone (optional)
   ============================================= */

.interactive-chat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.4), 0 0 60px rgba(99,102,241,0.1);
  position: relative;
}

/* ---- HEADER ---- */
.chat-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}

.chat-header-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.chat-header-dot.green { background: #22C55E; }
.chat-header-dot.yellow { background: #F59E0B; }
.chat-header-dot.red { background: #EF4444; }

.chat-header-title {
  font-size: 12px;
  color: var(--muted);
  margin-left: 6px;
  font-family: var(--font-head);
}

.chat-header-badge {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(34,211,238,0.1);
  border: 1px solid rgba(34,211,238,0.25);
  padding: 3px 8px;
  border-radius: 4px;
}

/* ---- MESSAGE AREA ---- */
.chat-messages {
  height: 320px;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--surface2); border-radius: 2px; }

/* ---- INDIVIDUAL MESSAGES ---- */
.chat-msg {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  animation: msg-in 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-msg--user {
  flex-direction: row-reverse;
}

.chat-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--indigo), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-head);
  flex-shrink: 0;
  color: var(--white);
}

.chat-msg--user .chat-msg-avatar {
  background: rgba(99,102,241,0.4);
  border: 1px solid rgba(99,102,241,0.4);
  font-size: 11px;
}

.chat-msg-bubble {
  max-width: 75%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--white);
}

.chat-msg--user .chat-msg-bubble {
  background: rgba(99,102,241,0.18);
  border-color: rgba(99,102,241,0.3);
}

/* Bot "thinking" indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 10px;
  animation: msg-in 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.chat-typing-dots {
  display: flex;
  gap: 4px;
  padding: 14px 16px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  border-top-left-radius: 4px;
}

.chat-typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--muted);
  animation: dot-bounce 1.2s ease-in-out infinite;
}
.chat-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.chat-typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* ---- BOOKING CONFIRMATION CARD ---- */
.chat-confirm-card {
  margin-top: 4px;
  padding: 16px 18px;
  background: linear-gradient(135deg, rgba(34,211,238,0.08), rgba(99,102,241,0.06));
  border: 1px solid rgba(34,211,238,0.3);
  border-radius: 12px;
  animation: confirm-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: 0.3s;
}

@keyframes confirm-in {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

.chat-confirm-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--cyan);
  background: rgba(34,211,238,0.15);
  border: 1px solid rgba(34,211,238,0.4);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
  width: fit-content;
}

.chat-confirm-detail {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.4;
}

.chat-confirm-meta {
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
}

/* ---- INPUT AREA ---- */
.chat-input-area {
  padding: 14px 16px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.chat-input-wrapper {
  flex: 1;
  position: relative;
}

.chat-step-indicator {
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-family: var(--font-head);
  opacity: 0.6;
}

.chat-input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: none;
  min-height: 42px;
  max-height: 80px;
  line-height: 1.5;
}

.chat-input::placeholder { color: var(--muted); opacity: 0.5; }

.chat-input:focus {
  border-color: rgba(99,102,241,0.5);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.chat-send-btn {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--indigo), #818CF8);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
  flex-shrink: 0;
}

.chat-send-btn:hover:not(:disabled) {
  transform: scale(1.05);
  box-shadow: 0 4px 16px rgba(99,102,241,0.4);
}

.chat-send-btn:active:not(:disabled) {
  transform: scale(0.97);
}

.chat-send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chat-send-btn svg {
  width: 16px;
  height: 16px;
  fill: white;
}

/* Restart link */
.chat-restart {
  text-align: center;
  padding: 8px 16px 12px;
  font-size: 11px;
  color: var(--muted);
  opacity: 0.5;
  cursor: pointer;
  transition: opacity 0.2s;
}

.chat-restart:hover { opacity: 0.9; }

/* Mobile adjustments */
@media (max-width: 600px) {
  .chat-messages { height: 260px; }
  .chat-confirm-card { padding: 14px; }
  .chat-step-indicator { font-size: 9px; }
}