/* ================================================================
   JNM Professional Services -- chat widget
   chat.css v1.0
   Floating bubble (bottom-right) -> branded panel.
   Colour variables from styles.css :root; widget is self-contained.
   ================================================================ */

/* ----------------------------------------------------------------
   Shared tokens (must stay in sync with styles.css :root)
---------------------------------------------------------------- */
.jnm-chat-root {
  --c-navy:   #1B2A4A;
  --c-amber:  #F5A623;
  --c-steel:  #3D5A8A;
  --c-cloud:  #F8F9FC;
  --c-slate:  #2D3748;
  --c-ash:    #E2E8F0;
  --c-mist:   #718096;
  --c-ember:  #E87C1E;
  --c-white:  #FFFFFF;
  --c-error:  #C0392B;

  --font-h:   'Plus Jakarta Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-b:   'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-panel: 0 8px 40px rgba(27,42,74,0.22);
  --transition:   200ms ease;
}

/* ----------------------------------------------------------------
   Bubble (toggle button)
---------------------------------------------------------------- */
#jnm-chat-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9000;

  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--c-navy);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(27,42,74,0.35);

  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

#jnm-chat-bubble:hover,
#jnm-chat-bubble:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(27,42,74,0.45);
  outline: 3px solid var(--c-amber);
  outline-offset: 2px;
}

#jnm-chat-bubble[aria-expanded="true"] .jnm-bubble-icon-open { display: none; }
#jnm-chat-bubble[aria-expanded="false"] .jnm-bubble-icon-close { display: none; }

/* Unread badge */
#jnm-chat-bubble .jnm-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-amber);
  border: 2px solid var(--c-white);
  display: none;
}
#jnm-chat-bubble.jnm-has-unread .jnm-badge { display: block; }

/* ----------------------------------------------------------------
   Panel
---------------------------------------------------------------- */
#jnm-chat-panel {
  position: fixed;
  bottom: 96px;
  right: 24px;
  z-index: 9000;

  width: 360px;
  max-width: calc(100vw - 32px);
  height: 540px;
  max-height: calc(100vh - 120px);
  border-radius: var(--radius-lg);
  overflow: hidden;

  display: flex;
  flex-direction: column;

  background: var(--c-cloud);
  box-shadow: var(--shadow-panel);

  font-family: var(--font-b);
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--c-slate);

  transform-origin: bottom right;
  transition: opacity var(--transition), transform var(--transition);
}

#jnm-chat-panel[hidden] {
  display: none;
}

/* ----------------------------------------------------------------
   Panel header
---------------------------------------------------------------- */
.jnm-panel-header {
  background: var(--c-navy);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.jnm-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--c-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-h);
  font-weight: 800;
  font-size: 1rem;
  color: var(--c-navy);
  flex-shrink: 0;
}

.jnm-panel-title {
  flex: 1;
}

.jnm-panel-title strong {
  display: block;
  font-family: var(--font-h);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--c-white);
}

.jnm-panel-title span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
}

.jnm-panel-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: color var(--transition), background var(--transition);
}

.jnm-panel-close:hover,
.jnm-panel-close:focus-visible {
  color: var(--c-white);
  background: rgba(255,255,255,0.12);
  outline: 2px solid var(--c-amber);
}

/* ----------------------------------------------------------------
   Messages area
---------------------------------------------------------------- */
.jnm-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 14px 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
}

.jnm-messages:focus { outline: none; }

/* Individual message bubble */
.jnm-msg {
  max-width: 88%;
  padding: 9px 13px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
}

.jnm-msg-assistant {
  align-self: flex-start;
  background: var(--c-white);
  border: 1px solid var(--c-ash);
  color: var(--c-slate);
  border-bottom-left-radius: var(--radius-sm);
}

.jnm-msg-user {
  align-self: flex-end;
  background: var(--c-navy);
  color: var(--c-white);
  border-bottom-right-radius: var(--radius-sm);
}

/* Typing indicator */
.jnm-typing {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background: var(--c-white);
  border: 1px solid var(--c-ash);
  border-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-sm);
}

.jnm-typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-mist);
  animation: jnm-bounce 1.2s infinite;
}

.jnm-typing span:nth-child(2) { animation-delay: 0.2s; }
.jnm-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes jnm-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
  40%           { transform: translateY(-5px); opacity: 1; }
}

/* ----------------------------------------------------------------
   Input area
---------------------------------------------------------------- */
.jnm-input-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--c-ash);
  background: var(--c-white);
  flex-shrink: 0;
}

.jnm-textarea {
  flex: 1;
  min-height: 38px;
  max-height: 100px;
  resize: none;
  border: 1.5px solid var(--c-ash);
  border-radius: var(--radius-md);
  padding: 8px 11px;
  font-family: var(--font-b);
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--c-slate);
  background: var(--c-cloud);
  outline: none;
  transition: border-color var(--transition);
  overflow-y: auto;
}

.jnm-textarea:focus {
  border-color: var(--c-navy);
}

.jnm-textarea::placeholder {
  color: var(--c-mist);
}

.jnm-send-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--c-amber);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition);
}

.jnm-send-btn:hover,
.jnm-send-btn:focus-visible {
  background: var(--c-ember);
  transform: scale(1.06);
  outline: 2px solid var(--c-navy);
}

.jnm-send-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* ----------------------------------------------------------------
   Booking flow (date picker -> slots -> form -> confirmation)
---------------------------------------------------------------- */
.jnm-booking-panel {
  background: var(--c-white);
  border: 1.5px solid var(--c-amber);
  border-radius: var(--radius-md);
  padding: 14px;
  margin: 4px 0;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.jnm-booking-panel h4 {
  font-family: var(--font-h);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--c-navy);
  margin: 0;
}

/* Date picker row */
.jnm-date-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.jnm-date-input {
  flex: 1;
  padding: 7px 10px;
  border: 1.5px solid var(--c-ash);
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.85rem;
  color: var(--c-slate);
  background: var(--c-cloud);
  outline: none;
}

.jnm-date-input:focus { border-color: var(--c-navy); }

.jnm-check-slots-btn {
  padding: 7px 12px;
  background: var(--c-navy);
  color: var(--c-white);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition);
}

.jnm-check-slots-btn:hover,
.jnm-check-slots-btn:focus-visible {
  background: var(--c-steel);
  outline: 2px solid var(--c-amber);
}

.jnm-check-slots-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Slot grid */
.jnm-slot-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.jnm-slot-btn {
  padding: 6px 11px;
  background: var(--c-cloud);
  border: 1.5px solid var(--c-ash);
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.82rem;
  color: var(--c-navy);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.jnm-slot-btn:hover,
.jnm-slot-btn:focus-visible {
  background: var(--c-amber);
  border-color: var(--c-amber);
  color: var(--c-navy);
  outline: none;
}

.jnm-slot-btn.selected {
  background: var(--c-amber);
  border-color: var(--c-ember);
  color: var(--c-navy);
  font-weight: 600;
}

/* Contact form inside booking panel */
.jnm-book-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.jnm-book-form label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-slate);
  margin-bottom: 2px;
}

.jnm-book-form input {
  width: 100%;
  padding: 7px 10px;
  border: 1.5px solid var(--c-ash);
  border-radius: var(--radius-sm);
  font-family: var(--font-b);
  font-size: 0.85rem;
  color: var(--c-slate);
  background: var(--c-cloud);
  outline: none;
  transition: border-color var(--transition);
}

.jnm-book-form input:focus { border-color: var(--c-navy); }
.jnm-book-form input.jnm-invalid { border-color: var(--c-error); }

.jnm-confirm-btn {
  width: 100%;
  padding: 9px;
  background: var(--c-amber);
  color: var(--c-navy);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-h);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}

.jnm-confirm-btn:hover,
.jnm-confirm-btn:focus-visible {
  background: var(--c-ember);
  outline: 2px solid var(--c-navy);
}

.jnm-confirm-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Booking confirmation card */
.jnm-booking-confirmed {
  background: #EAF6EF;
  border: 1.5px solid #2E7D52;
  border-radius: var(--radius-md);
  padding: 14px;
  align-self: stretch;
  font-size: 0.86rem;
  color: var(--c-slate);
}

.jnm-booking-confirmed strong {
  display: block;
  font-family: var(--font-h);
  font-size: 0.9rem;
  color: #1D5E3B;
  margin-bottom: 4px;
}

.jnm-booking-confirmed .jnm-conf-id {
  font-size: 0.78rem;
  color: var(--c-mist);
  margin-top: 4px;
}

/* Inline error message */
.jnm-error-msg {
  color: var(--c-error);
  font-size: 0.8rem;
  margin: 0;
}

/* Slot loading / empty states */
.jnm-slots-loading,
.jnm-slots-empty {
  font-size: 0.82rem;
  color: var(--c-mist);
}

/* ----------------------------------------------------------------
   Mobile adjustments
---------------------------------------------------------------- */
@media (max-width: 420px) {
  #jnm-chat-panel {
    right: 8px;
    bottom: 86px;
    width: calc(100vw - 16px);
    max-height: calc(100vh - 100px);
  }

  #jnm-chat-bubble {
    bottom: 16px;
    right: 16px;
  }
}