/* ===== CSS VARIABLES ===== */
:root {
  /* Chat Page Colors */
  --primary-green: #25D366;
  --chat-bg: #ECE5DD;
  --white: #FFFFFF;
  --user-bubble: #DCF8C6;
  --text-dark: #111B21;
  --text-secondary: #667781;
  --header-bg: #075E54;
  --disclaimer-bg: #F0F0F0;
  --warning-red: #DC3545;
  --border-color: #ddd;
}

/* ===== RESET ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
  /* Prevent double scrollbar when embedded in iframe */
  overflow: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--chat-bg);
  min-height: 100vh;
  color: var(--text-dark);
  line-height: 1.5;
}

/* ===== CHAT CONTAINER ===== */
.chat-page {
  display: none;
  height: 100vh;
  height: 100dvh;
  max-width: 500px;
  margin: 0 auto;
  flex-direction: column;
  background: var(--chat-bg);
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
}

.chat-page.active {
  display: flex;
}

/* Standalone mode (not in iframe) - add some styling */
@media (min-height: 700px) and (min-width: 520px) {
  .chat-page {
    margin: 20px auto;
    height: calc(100vh - 40px);
    height: calc(100dvh - 40px);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
  }
}

/* Mobile: full width on small screens */
@media (max-width: 500px) {
  .chat-page {
    max-width: 100%;
  }
}

/* ===== CHAT HEADER ===== */
.chat-header {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  background: var(--header-bg);
  color: white;
  flex-shrink: 0;
  border-radius: 0;
}

/* Standalone mode - rounded header */
@media (min-height: 700px) and (min-width: 520px) {
  .chat-header {
    border-radius: 16px 16px 0 0;
  }
}

.header-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  margin-right: 12px;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.3);
}

.header-info {
  flex: 1;
}

.header-info h2 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 2px 0;
}

.online-status {
  font-size: 13px;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 6px;
}

.online-dot {
  width: 8px;
  height: 8px;
  background: var(--primary-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ===== CHAT AREA ===== */
.chat-area {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--chat-bg);
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d4cdc4' fill-opacity='0.15'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* ===== MESSAGES ===== */
.message {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  max-width: 85%;
  animation: fadeIn 0.3s ease;
  margin-bottom: 2px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.message.rebecca {
  align-self: flex-start;
}

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

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  align-self: flex-end;
}

.message-bubble {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.45;
  white-space: pre-wrap;
  word-wrap: break-word;
  position: relative;
}

.message.rebecca .message-bubble {
  background: var(--white);
  color: var(--text-dark);
  border-top-left-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

.message.user .message-bubble {
  background: var(--user-bubble);
  color: var(--text-dark);
  border-top-right-radius: 2px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

/* Hide avatar for consecutive messages */
.message.rebecca + .message.rebecca .message-avatar {
  visibility: hidden;
}

/* ===== TYPING INDICATOR ===== */
.typing-bubble {
  display: flex;
  gap: 4px;
  padding: 14px 18px;
  background: var(--white);
  border-radius: 8px;
  border-top-left-radius: 2px;
}

.typing-dot {
  width: 8px;
  height: 8px;
  background: #90949c;
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-6px); }
}

/* ===== WARNING MESSAGE ===== */
.warning-bubble {
  background: #FFF3CD !important;
  border-left: 4px solid var(--warning-red);
}

.warning-bubble .warning-icon {
  font-size: 18px;
  margin-right: 8px;
}

/* ===== OPTIONS CONTAINER ===== */
.options-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0 12px 40px;
  max-width: 85%;
  align-self: flex-end;
}

.option-button {
  padding: 12px 18px;
  background: var(--white);
  border: 1.5px solid var(--border-color);
  border-radius: 20px;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-dark);
  font-family: inherit;
}

.option-button:hover {
  background: #f5f5f5;
  border-color: var(--primary-green);
}

.option-button:active {
  transform: scale(0.98);
}

/* ===== MULTI-SELECT OPTIONS ===== */
.multi-select .checkbox-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--white);
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.multi-select .checkbox-option:hover {
  background: #f5f5f5;
}

.multi-select .checkbox-option.checked {
  background: var(--user-bubble);
  border-color: var(--primary-green);
}

.multi-select .checkbox-option input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--primary-green);
  cursor: pointer;
}

.multi-select .checkbox-option span {
  flex: 1;
  font-size: 14px;
  color: var(--text-dark);
}

.continue-button {
  margin-top: 12px;
  padding: 14px 28px;
  background: var(--primary-green);
  color: white;
  border: none;
  border-radius: 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.continue-button:hover {
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
}

.continue-button:disabled {
  background: #ccc;
  cursor: not-allowed;
  box-shadow: none;
}

/* ===== INPUT CONTAINER ===== */
.input-container {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  background: var(--white);
  border-top: 1px solid var(--border-color);
  align-items: flex-end;
  flex-shrink: 0;
}

.input-container textarea,
.input-container input[type="text"],
.input-container input[type="email"] {
  flex: 1;
  padding: 12px 18px;
  border: 1.5px solid var(--border-color);
  border-radius: 24px;
  font-size: 15px;
  resize: none;
  font-family: inherit;
  min-height: 48px;
  max-height: 120px;
  line-height: 1.4;
}

.input-container textarea:focus,
.input-container input:focus {
  outline: none;
  border-color: var(--primary-green);
}

.send-button {
  width: 48px;
  height: 48px;
  background: var(--primary-green);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.send-button:hover {
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
  transform: scale(1.05);
}

.send-button:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.send-button svg {
  width: 22px;
  height: 22px;
}

/* ===== DISCLAIMER FOOTER ===== */
.disclaimer-footer {
  background: var(--disclaimer-bg);
  padding: 14px 16px;
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
  border-radius: 0;
}

/* Standalone mode - rounded footer */
@media (min-height: 700px) and (min-width: 520px) {
  .disclaimer-footer {
    border-radius: 0 0 16px 16px;
  }
}

.disclaimer-content {
  max-width: 600px;
  margin: 0 auto;
}

.disclaimer-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.disclaimer-icon {
  font-size: 14px;
}

.disclaimer-title {
  font-size: 11px;
  font-weight: 600;
  color: #555;
}

.disclaimer-content p {
  font-size: 10px;
  color: #666;
  line-height: 1.5;
  margin: 0;
}

.disclaimer-links {
  display: flex;
  gap: 12px;
  justify-content: center;
  font-size: 10px;
  margin-top: 10px;
}

.disclaimer-links a {
  color: var(--header-bg);
  text-decoration: none;
}

.disclaimer-links a:hover {
  text-decoration: underline;
}

.disclaimer-links span {
  color: #999;
}

/* ===== HIDE ELEMENTS ===== */
.hidden {
  display: none !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 500px) {
  .chat-page {
    max-width: 100%;
  }

  .message {
    max-width: 90%;
  }

  .options-container {
    max-width: 90%;
    padding-left: 10px;
  }
}

/* ===== SCROLLBAR ===== */
.chat-area::-webkit-scrollbar {
  width: 6px;
}

.chat-area::-webkit-scrollbar-track {
  background: transparent;
}

.chat-area::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.2);
  border-radius: 3px;
}

.chat-area::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,0.3);
}

/* ===== ANIMATIONS ===== */
.chat-page.active {
  animation: fadeIn 0.3s ease-out;
}