/* =============================================
   Calheiros Brast — Chatbot Widget
   Lead-Generation Chatbot Styling
   ============================================= */

/* --- Chatbot Z-Index Layer --- */
:root {
  --z-chatbot: 55;
  --z-chatbot-modal: 60;
}

/* ===== FLOATING BUBBLE ===== */
.chatbot-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-chatbot);
  display: flex;
  align-items: flex-end;
  gap: 12px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-spring);
  pointer-events: none;
}

.chatbot-bubble--visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chatbot-bubble--hidden {
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  pointer-events: none;
}

.chatbot-bubble.chatbot-bubble--footer-hidden {
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  pointer-events: none;
}

/* Preview Message */
.chatbot-bubble__preview {
  background: var(--card);
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-sm) var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.5;
  max-width: 260px;
  position: relative;
  opacity: 0;
  transform: scale(0.8) translateY(10px);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-spring);
}

.chatbot-bubble.chatbot-bubble--preview-open .chatbot-bubble__preview {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}

.chatbot-bubble.chatbot-bubble--text-hidden .chatbot-bubble__preview {
  opacity: 0;
  transform: scale(0.8) translateY(10px);
  pointer-events: none;
}

.chatbot-bubble__preview::after {
  content: '';
  position: absolute;
  bottom: 8px;
  right: -6px;
  width: 12px;
  height: 12px;
  background: var(--card);
  border-radius: 0 0 var(--radius-sm) 0;
  transform: rotate(-30deg) skewX(-15deg);
  box-shadow: 2px 2px 4px rgba(0,0,0,0.05);
}

.chatbot-bubble__close-preview {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 11px;
  color: var(--text-muted);
  transition: all var(--duration-fast) var(--ease-out);
  padding: 0;
  line-height: 1;
}

.chatbot-bubble__close-preview:hover {
  background: var(--error);
  color: white;
  border-color: var(--error);
}

/* Icon Button */
.chatbot-bubble__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-gold), var(--shadow-lg);
  transition: transform var(--duration-normal) var(--ease-spring),
              box-shadow var(--duration-normal) var(--ease-out);
  flex-shrink: 0;
  position: relative;
}

.chatbot-bubble__icon:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(201, 168, 76, 0.3), var(--shadow-xl);
}

.chatbot-bubble__icon svg {
  width: 26px;
  height: 26px;
  fill: var(--accent);
}

/* Pulse ring */
.chatbot-bubble__icon::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 2px solid var(--accent);
  opacity: 0;
}

.chatbot-bubble.chatbot-bubble--preview-open .chatbot-bubble__icon::before {
  animation: chatbot-pulse 2s var(--ease-out) infinite;
}

/* Notification dot */
.chatbot-bubble__dot {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: var(--radius-full);
  border: 2px solid var(--primary);
  opacity: 0;
  transform: scale(0);
  transition: transform 0.3s var(--spring-bounce), opacity 0.3s var(--ease-out);
}

.chatbot-bubble.chatbot-bubble--preview-open .chatbot-bubble__dot {
  opacity: 1;
  transform: scale(1);
  animation: chatbot-dot-pulse 1.5s ease-in-out infinite;
}


/* ===== CHAT WINDOW ===== */
.chatbot-window {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 400px;
  height: 580px;
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  z-index: var(--z-chatbot);
  background-color: var(--card);
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255,255,255,0.05);
  opacity: 0;
  transform: translateY(20px) scale(0.92);
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out),
              transform 0.4s var(--ease-spring),
              height 0.4s var(--ease-spring),
              border-color 0.3s ease,
              box-shadow 0.3s ease;
}

.chatbot-window--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Teaser State Styles */
.chatbot-window.chatbot-window--teaser {
  height: 80px;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15), var(--shadow-gold);
  border: 1.5px solid var(--accent-light);
}

.chatbot-window.chatbot-window--teaser:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 12px 40px rgba(201, 168, 76, 0.25), var(--shadow-xl);
  border-color: var(--accent);
}

.chatbot-window.chatbot-window--teaser .chatbot-window__messages,
.chatbot-window.chatbot-window--teaser .chatbot-input,
.chatbot-window.chatbot-window--teaser .chatbot-consent,
.chatbot-window.chatbot-window--teaser .chatbot-ai-notice {
  opacity: 0;
  pointer-events: none;
  height: 0;
  padding: 0;
  margin: 0;
  overflow: hidden;
}

.chatbot-window.chatbot-window--teaser .chatbot-window__status-dot {
  display: none;
}

.chatbot-window__subtitle.chatbot-window__subtitle--teaser {
  color: var(--accent-light);
  font-weight: var(--weight-medium);
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  display: block;
  animation: chatbot-teaser-pulse 2s infinite alternate;
}

@keyframes chatbot-teaser-pulse {
  0% { opacity: 0.8; }
  100% { opacity: 1; color: var(--accent); }
}

/* Header */
.chatbot-window__header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.chatbot-window__header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201,168,76,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.chatbot-window__avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: rgba(201, 168, 76, 0.15);
  border: 1.5px solid rgba(201, 168, 76, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chatbot-window__avatar svg {
  width: 22px;
  height: 22px;
  fill: var(--accent);
}

.chatbot-window__header-info {
  flex: 1;
  min-width: 0;
}

.chatbot-window__title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-on-dark);
  letter-spacing: var(--tracking-wide);
}

.chatbot-window__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--text-on-dark-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.chatbot-window__status-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: var(--success);
  animation: chatbot-dot-pulse 2s ease-in-out infinite;
}

.chatbot-window__close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out);
  padding: 0;
  flex-shrink: 0;
}

.chatbot-window__close:hover {
  background: rgba(255, 255, 255, 0.15);
}

.chatbot-window__close svg {
  width: 16px;
  height: 16px;
  stroke: var(--text-on-dark-muted);
  stroke-width: 2;
  fill: none;
}

/* Messages Area */
.chatbot-window__messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 16px;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 14px;
  scroll-behavior: smooth;
}

/* Custom scrollbar */
.chatbot-window__messages::-webkit-scrollbar {
  width: 5px;
}
.chatbot-window__messages::-webkit-scrollbar-track {
  background: transparent;
}
.chatbot-window__messages::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-full);
}

/* Message Bubbles */
.chatbot-msg {
  display: flex;
  gap: 10px;
  max-width: 88%;
  animation: chatbot-msg-enter 0.4s var(--ease-spring) both;
}

.chatbot-msg--bot {
  align-self: flex-start;
}

.chatbot-msg--user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chatbot-msg__avatar {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.chatbot-msg--user .chatbot-msg__avatar {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.chatbot-msg__avatar svg {
  width: 14px;
  height: 14px;
  fill: var(--accent-light);
}

.chatbot-msg--user .chatbot-msg__avatar svg {
  fill: white;
}

.chatbot-msg__bubble {
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--text);
  position: relative;
}

.chatbot-msg--bot .chatbot-msg__bubble {
  background: var(--card);
  border-radius: var(--radius-sm) var(--radius-lg) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.chatbot-msg--user .chatbot-msg__bubble {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg) var(--radius-sm) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.chatbot-msg__time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  text-align: right;
}

.chatbot-msg--user .chatbot-msg__time {
  color: rgba(255,255,255,0.5);
}

/* Typing Indicator */
.chatbot-typing {
  display: flex;
  gap: 10px;
  align-self: flex-start;
  max-width: 88%;
  animation: chatbot-msg-enter 0.3s var(--ease-spring) both;
}

.chatbot-typing__dots {
  background: var(--card);
  border-radius: var(--radius-sm) var(--radius-lg) var(--radius-lg) var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chatbot-typing__dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: var(--text-muted);
  animation: chatbot-typing-bounce 1.4s ease-in-out infinite;
}

.chatbot-typing__dot:nth-child(2) { animation-delay: 0.2s; }
.chatbot-typing__dot:nth-child(3) { animation-delay: 0.4s; }


/* ===== CONSENT BANNER ===== */
.chatbot-consent {
  padding: 12px 16px;
  background: var(--bg-warm);
  border-top: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--text-secondary);
  animation: chatbot-consent-enter 0.4s var(--ease-out) both;
}

.chatbot-consent__check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}

.chatbot-consent__checkbox {
  width: 18px;
  height: 18px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border);
  background: var(--card);
  flex-shrink: 0;
  margin-top: 1px;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  position: relative;
  transition: all var(--duration-fast) var(--ease-out);
}

.chatbot-consent__checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.chatbot-consent__checkbox:checked::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 12px;
  font-weight: bold;
}

.chatbot-consent__text {
  flex: 1;
}

.chatbot-consent__text a {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.chatbot-consent__text a:hover {
  color: var(--accent);
}

.chatbot-consent--hidden {
  display: none;
}

/* AI Disclosure */
.chatbot-ai-notice {
  padding: 8px 16px;
  background: rgba(201, 168, 76, 0.06);
  border-top: 1px solid var(--border-light);
  font-family: var(--font-body);
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: var(--tracking-wide);
}


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

.chatbot-input__field {
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 11px 14px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text);
  background: var(--bg);
  resize: none;
  min-height: 44px;
  max-height: 100px;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
  line-height: 1.4;
}

.chatbot-input__field::placeholder {
  color: var(--text-muted);
}

.chatbot-input__field:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.chatbot-input__field:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.chatbot-input__send {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-spring),
              opacity var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
  flex-shrink: 0;
}

.chatbot-input__send:hover:not(:disabled) {
  transform: scale(1.08);
  box-shadow: var(--shadow-gold);
}

.chatbot-input__send:active:not(:disabled) {
  transform: scale(0.95);
}

.chatbot-input__send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.chatbot-input__send svg {
  width: 18px;
  height: 18px;
  fill: white;
  transform: rotate(-45deg);
  margin-left: 2px;
}


/* ===== WHATSAPP CTA (in chat) ===== */
.chatbot-whatsapp-cta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  margin: 4px 0;
  animation: chatbot-msg-enter 0.5s var(--ease-spring) both;
}

.chatbot-whatsapp-cta__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  background: #25D366;
  color: white;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  transition: transform var(--duration-fast) var(--ease-spring),
              box-shadow var(--duration-fast) var(--ease-out);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
}

.chatbot-whatsapp-cta__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.chatbot-whatsapp-cta__btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}


/* ===== EMAIL MOCKUP MODAL ===== */
.chatbot-email-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-chatbot-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.3s var(--ease-out), visibility 0.3s;
}

.chatbot-email-modal--open {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.chatbot-email-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 21, 40, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.chatbot-email-modal__container {
  position: relative;
  background: var(--card);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 80px rgba(0,0,0,0.3);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.4s var(--ease-spring);
}

.chatbot-email-modal--open .chatbot-email-modal__container {
  transform: translateY(0) scale(1);
}

.chatbot-email-modal__header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chatbot-email-modal__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--text);
  font-weight: var(--weight-semibold);
}

.chatbot-email-modal__badge {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--accent-dark);
  background: rgba(201, 168, 76, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
}

.chatbot-email-modal__close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out);
  padding: 0;
}

.chatbot-email-modal__close:hover {
  background: var(--border-light);
}

.chatbot-email-modal__close svg {
  width: 14px;
  height: 14px;
  stroke: var(--text-secondary);
  stroke-width: 2;
  fill: none;
}

.chatbot-email-modal__body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* Email Preview Frame */
.chatbot-email-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.chatbot-email-preview iframe {
  width: 100%;
  min-height: 600px;
  border: none;
  display: block;
}


/* ===== ANIMATIONS ===== */

@keyframes chatbot-pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

@keyframes chatbot-dot-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes chatbot-preview-enter {
  from {
    opacity: 0;
    transform: translateX(10px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes chatbot-msg-enter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes chatbot-typing-bounce {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-6px);
    opacity: 1;
  }
}

@keyframes chatbot-consent-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ===== RESPONSIVE ===== */

@media (max-width: 480px) {
  .chatbot-bubble {
    bottom: 16px;
    right: 16px;
  }

  .chatbot-bubble__preview {
    max-width: 220px;
    font-size: 13px;
  }

  .chatbot-window {
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    height: 100%;
    max-height: 100vh;
    max-height: 100dvh;
    border-radius: 0;
  }

  .chatbot-window__header {
    padding: 16px;
    border-radius: 0;
  }

  .chatbot-email-modal {
    padding: 0;
  }

  .chatbot-email-modal__container {
    max-height: 100vh;
    max-height: 100dvh;
    border-radius: 0;
    max-width: 100%;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .chatbot-window {
    width: 360px;
    height: 520px;
    right: 16px;
    bottom: 16px;
  }
}


/* ===== REDUCED MOTION ===== */

@media (prefers-reduced-motion: reduce) {
  .chatbot-bubble,
  .chatbot-window,
  .chatbot-msg,
  .chatbot-typing,
  .chatbot-consent,
  .chatbot-email-modal__container {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .chatbot-bubble__icon::before,
  .chatbot-bubble__dot,
  .chatbot-window__status-dot {
    animation: none;
  }

  .chatbot-typing__dot {
    animation: none;
    opacity: 0.6;
  }
}