:root {
  --tq-ai-blue: #2f83b7;
  --tq-ai-blue-dark: #1f5f85;
  --tq-ai-blue-soft: #eaf7ff;
  --tq-ai-mint: #e8f6f4;
  --tq-ai-text: #172235;
  --tq-ai-muted: #657786;
  --tq-ai-border: #cfe7f4;
  --tq-ai-white: #ffffff;
  --tq-ai-shadow: 0 22px 70px rgba(31, 95, 133, .18);
}

.tq-ai-chatbox,
.tq-ai-chatbox * {
  box-sizing: border-box;
}

.tq-ai-floating {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 99999;
  font-family: inherit;
}

.tq-ai-bottom-left {
  left: 24px;
  right: auto;
}

.tq-ai-launcher {
  border: 0;
  color: #fff !important;
  background: linear-gradient(135deg, var(--tq-ai-blue), var(--tq-ai-blue-dark));
  border-radius: 999px;
  min-height: 54px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -.01em;
  box-shadow: var(--tq-ai-shadow);
  cursor: pointer;
}

.tq-ai-launcher:hover,
.tq-ai-launcher:focus {
  color: #fff !important;
  transform: translateY(-1px);
}

.tq-ai-launcher-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255,255,255,.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tq-ai-panel {
  width: min(410px, calc(100vw - 32px));
  height: min(650px, calc(100vh - 110px));
  margin-bottom: 16px;
  border-radius: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, .98);
  border: 1px solid var(--tq-ai-border);
  box-shadow: var(--tq-ai-shadow);
  display: flex;
  flex-direction: column;
}

.tq-ai-inline .tq-ai-panel {
  width: 100%;
  height: 620px;
  margin: 0;
  box-shadow: 0 20px 55px rgba(31, 95, 133, .12);
}

.tq-ai-header {
  padding: 20px 22px;
  background: linear-gradient(135deg, #eef9ff, #ffffff 65%);
  border-bottom: 1px solid var(--tq-ai-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.tq-ai-header h3 {
  margin: 0 0 4px !important;
  color: var(--tq-ai-text) !important;
  font-size: 18px !important;
  line-height: 1.25 !important;
  font-weight: 850 !important;
}

.tq-ai-header p {
  margin: 0 !important;
  color: var(--tq-ai-muted) !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
}

.tq-ai-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--tq-ai-border);
  background: #fff;
  color: var(--tq-ai-blue-dark) !important;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.tq-ai-messages {
  flex: 1;
  padding: 18px;
  overflow-y: auto;
  background: linear-gradient(180deg, #fbfdff, #f5fbff);
}

.tq-ai-message {
  display: flex;
  margin: 0 0 12px;
}

.tq-ai-message-user {
  justify-content: flex-end;
}

.tq-ai-message-bubble {
  max-width: 86%;
  padding: 12px 14px;
  border-radius: 18px;
  color: var(--tq-ai-text);
  background: #fff;
  border: 1px solid var(--tq-ai-border);
  font-size: 14px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.tq-ai-message-user .tq-ai-message-bubble {
  background: var(--tq-ai-blue);
  color: #fff;
  border-color: var(--tq-ai-blue);
  border-bottom-right-radius: 7px;
}

.tq-ai-message-model .tq-ai-message-bubble {
  border-bottom-left-radius: 7px;
}

.tq-ai-message-bubble a {
  color: var(--tq-ai-blue-dark);
  font-weight: 800;
}

.tq-ai-message-user .tq-ai-message-bubble a {
  color: #fff;
  text-decoration: underline;
}

.tq-ai-loading .tq-ai-message-bubble {
  color: var(--tq-ai-muted);
  font-style: italic;
}

.tq-ai-quick-replies {
  padding: 12px 16px 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: #fbfdff;
  border-top: 1px solid #edf6fb;
}

.tq-ai-chip {
  border: 1px solid var(--tq-ai-border);
  background: #fff !important;
  color: var(--tq-ai-blue-dark) !important;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 12.5px;
  font-weight: 750;
  cursor: pointer;
}

.tq-ai-chip:hover {
  background: var(--tq-ai-blue-soft) !important;
}

.tq-ai-form {
  padding: 14px;
  display: flex;
  align-items: flex-end;
  gap: 10px;
  background: #fff;
  border-top: 1px solid var(--tq-ai-border);
}

.tq-ai-form textarea {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
  resize: none;
  border: 1px solid var(--tq-ai-border) !important;
  border-radius: 16px !important;
  padding: 12px 14px !important;
  box-shadow: none !important;
  color: var(--tq-ai-text) !important;
  font-size: 14px !important;
  line-height: 1.45 !important;
  background: #fbfdff !important;
}

.tq-ai-send {
  min-width: 64px;
  height: 44px;
  border: 0 !important;
  border-radius: 16px !important;
  background: var(--tq-ai-blue-dark) !important;
  color: #fff !important;
  font-weight: 850 !important;
  cursor: pointer;
}

.tq-ai-send:hover,
.tq-ai-send:focus {
  color: #fff !important;
  background: var(--tq-ai-blue) !important;
}

.tq-ai-footnote {
  margin: 0 !important;
  padding: 0 16px 14px;
  background: #fff;
  color: var(--tq-ai-muted) !important;
  font-size: 11px !important;
  line-height: 1.45 !important;
}

@media (max-width: 640px) {
  .tq-ai-floating {
    right: 16px;
    bottom: 16px;
    left: auto;
  }

  .tq-ai-bottom-left {
    left: 16px;
    right: auto;
  }

  .tq-ai-panel {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 84px;
    width: auto;
    height: min(620px, calc(100vh - 110px));
    margin: 0;
    border-radius: 24px;
  }

  .tq-ai-launcher {
    min-height: 50px;
    padding: 0 16px;
  }

  .tq-ai-launcher-text {
    display: none;
  }

  .tq-ai-inline .tq-ai-panel {
    position: static;
    height: 560px;
  }
}