/* ==========================================================================
   RENALYTICA NATIVE MULTI-CHANNEL CHAT WIDGET STYLES
   Direct Human Research & Data Analysis Support Desk
   ========================================================================== */

.renalytica-chat-widget {
  position: fixed;
  bottom: 96px;
  right: 24px;
  z-index: 99990;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  user-select: none;
}

body.entrance-locked .renalytica-chat-widget {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* --------------------------------------------------------------------------
   1. Floating Launcher Button
   -------------------------------------------------------------------------- */
.chat-launcher-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--accent-momentum, #FF8000);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(255, 128, 0, 0.42), 0 2px 8px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  position: relative;
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  outline: none;
}

.chat-launcher-btn:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 12px 30px rgba(255, 128, 0, 0.55), 0 4px 10px rgba(0, 0, 0, 0.2);
}

.chat-launcher-btn:active {
  transform: scale(0.96);
}

.chat-launcher-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.chat-launcher-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* Red Notification Dot */
.chat-launcher-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: #EF4444;
  border: 2.5px solid #FFFFFF;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.8);
  animation: pulseBadge 2s infinite;
}

@keyframes pulseBadge {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Tooltip on Hover */
.chat-launcher-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: #0A0A0A;
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.chat-launcher-btn:hover .chat-launcher-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* --------------------------------------------------------------------------
   2. Chat Modal / Popup Card
   -------------------------------------------------------------------------- */
.chat-card-popup {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 350px;
  max-width: calc(100vw - 32px);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.25), 0 8px 18px rgba(0, 0, 0, 0.12);
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(20px) scale(0.92);
  pointer-events: none;
  transform-origin: bottom right;
  transition: opacity 0.28s cubic-bezier(0.16, 1, 0.3, 1), transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.renalytica-chat-widget.is-open .chat-card-popup {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.renalytica-chat-widget.is-open .chat-launcher-btn {
  background: #111827;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.renalytica-chat-widget.is-open .chat-launcher-badge {
  display: none;
}

/* --------------------------------------------------------------------------
   3. Card Header
   -------------------------------------------------------------------------- */
.chat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: #F3F4F6;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .chat-card-header {
  background: #161B22;
  border-bottom: 1px solid #30363D;
}

.chat-header-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar-frame {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  flex-shrink: 0;
}

.chat-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.chat-online-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 13px;
  height: 13px;
  background-color: #00D26A;
  border: 2.5px solid #FFFFFF;
  border-radius: 50%;
}

[data-theme="dark"] .chat-online-dot {
  border-color: #161B22;
}

.chat-header-text {
  display: flex;
  flex-direction: column;
}

.chat-header-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #111827;
  line-height: 1.2;
}

[data-theme="dark"] .chat-header-title {
  color: #F9FAFB;
}

.chat-header-subtitle {
  font-size: 0.8rem;
  font-weight: 500;
  color: #4B5563;
  margin-top: 2px;
}

[data-theme="dark"] .chat-header-subtitle {
  color: #9CA3AF;
}

.chat-close-btn {
  background: none;
  border: none;
  color: #6B7280;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  transition: all 0.15s ease;
}

.chat-close-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  color: #111827;
}

[data-theme="dark"] .chat-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   4. Card Body (Vibrant Renalytica Orange)
   -------------------------------------------------------------------------- */
.chat-card-body {
  background: var(--accent-momentum, #FF8000);
  background: linear-gradient(180deg, #FF8A00 0%, #FF8000 100%);
  padding: 18px 20px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.chat-timestamp {
  text-align: center;
  font-size: 0.76rem;
  font-weight: 600;
  color: rgba(90, 45, 0, 0.55);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}

/* Assistant Message Bubble */
.chat-bubble-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 22px;
}

.bubble-avatar-mini {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #FFFFFF;
  padding: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.bubble-avatar-mini img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.chat-message-bubble {
  background: #FFFFFF;
  color: #111827;
  padding: 14px 18px;
  border-radius: 4px 18px 18px 18px;
  font-size: 0.94rem;
  line-height: 1.45;
  font-weight: 500;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  position: relative;
}

.chat-message-bubble::before {
  content: "";
  position: absolute;
  top: 14px;
  left: -8px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 6px 8px 6px 0;
  border-color: transparent #FFFFFF transparent transparent;
}

/* Channel CTA & Icons */
.chat-channels-heading {
  text-align: center;
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.chat-channels-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  justify-items: center;
}

.channel-pill-btn {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #060D20;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  box-shadow: 0 4px 12px rgba(6, 13, 32, 0.35);
}

.channel-pill-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  transition: transform 0.2s ease;
}

.channel-pill-btn:hover {
  transform: translateY(-3px) scale(1.1);
  background: #0F1D44;
  box-shadow: 0 8px 20px rgba(6, 13, 32, 0.5);
  color: #FFFFFF;
}

.channel-pill-btn:hover svg {
  transform: scale(1.1);
}

/* Individual Channel Hover Accents */
.channel-pill-btn.btn-twitter:hover { background: #000000; }
.channel-pill-btn.btn-whatsapp:hover { background: #25D366; }
.channel-pill-btn.btn-phone:hover { background: #0EA5E9; }
.channel-pill-btn.btn-instagram:hover { background: #E1306C; }
.channel-pill-btn.btn-email:hover { background: #EA4335; }
.channel-pill-btn.btn-telegram:hover { background: #229ED9; }

/* Micro Tooltip for channels */
.channel-pill-btn[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: #060D20;
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all 0.15s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
  z-index: 10;
}

.channel-pill-btn:hover[data-tip]::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --------------------------------------------------------------------------
   5. Responsive Behavior
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  .renalytica-chat-widget {
    bottom: 84px;
    right: 16px;
  }

  .chat-card-popup {
    width: calc(100vw - 32px);
    right: 0;
    bottom: 66px;
  }

  .chat-channels-grid {
    gap: 6px;
  }

  .channel-pill-btn {
    width: 40px;
    height: 40px;
  }
}