div.chatty-anchor {
  touch-action: none;
}

#chatty-button {
  color: var(--icon-inactive-color);
  font-family: "Font Awesome 7 Free";
  font-size: 1.2em;
  width: 2em;
  height: 2em;
  padding: 0.15em;
  margin: 0.15em 0.5em;
  border-radius: 100%;
  border: 1px solid rgb(from currentColor r g b / 0.3);
  background: transparent;
  backdrop-filter: blur(3px) saturate(120%);
  box-shadow: inset 0px 0px 2px 1px rgb(from currentColor r g b / 0.3);
  box-sizing: border-box;
  cursor: pointer;
  text-align: center;
  -webkit-font-smoothing: antialiased;
}

body.index #chatty-popover {
  width: 120ch;
  max-width: 96vm;
}

#chatty-popover {
  position: fixed;
  width: 70ch;
  max-width: 80vw;
  /* max-height: 80vh; */
  inset: 0;
  margin: auto;
  padding: 0.25em;
  border: 1px solid var(--shade2);
  border-radius: 0.5em;
  background: var(--shade1);
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.5);

  &:popover-open::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(6px);
  }
}

#chatty-dialog {
  --gap: 12px;
  --radius: 8px;
  --max-height: 80vh;

  font-size: 1rem;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap);

  & .col {
    display: flex;
    flex-direction: column;
    gap: var(--gap);
    align-items: stretch;
    justify-content: space-between;
  }

  & .row {
    display: flex;
    flex-direction: row;
    gap: var(--gap);
    align-items: stretch;
    flex: 0 0 6em;
  }

  & :is(input, select, textarea, button) {
    font: inherit;
    font-size: 1rem;
    padding: 0.5em;
    border-radius: var(--radius);
    border: 1px solid var(--shade1);
    background-color: var(--shade2);
    color: var(--foreground-color);
  }

  & textarea {
    flex: 1;
  }

  & button {
    cursor: pointer;
  }

  & button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
  }

  & #chat {
    min-height: 5em;
    max-height: min(calc(var(--max-height) - 6em), 50em);
    border-radius: var(--radius);
    padding: var(--gap);
    overflow-y: auto;
    background: var(--shade2);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 1em;
    flex: 1 1 auto;
  }

  & #prompt {
    background: var(--background-color);
  }

  & .msg {
    display: flex;
    position: relative;
  }
  & .msg.user {
    justify-content: flex-end;
  }
  & .msg.bot {
    justify-content: flex-start;
  }

  & .bubble {
    color: var(--foreground-color);
    border-radius: var(--radius);
    max-width: 75%;
    padding: 10px 14px;
    line-height: 1.4;
    overflow-x: visible;
    position: relative;
  }

  & .bubble p {
    margin: 0.5em 0;
  }

  & .user .bubble {
    background: var(--base0B-bg);
    margin-right: 3em;

    &:before {
      content: "🤔";
      font-size: 2em;
      position: absolute;
      right: -1.5em;
      top: 0;
      width: 1em;
      height: 1em;
    }

    &:after {
      content: "";
      position: absolute;
      top: 16px;
      right: -12px;
      bottom: auto;
      border-width: 12px 0 12px 12px;
      border-style: solid;
      border-color: transparent var(--base0B-bg);
      display: block;
      width: 0;
    }
  }

  & .bot .bubble {
    background: var(--background-color);
    margin-left: 3em;

    &:before {
      content: "🤖";
      font-size: 2em;
      position: absolute;
      left: -1.5em;
      top: 0;
      width: 1em;
      height: 1em;
    }

    &:after {
      content: "";
      position: absolute;
      top: 16px;
      left: -12px;
      bottom: auto;
      border-width: 12px 12px 12px 0;
      border-style: solid;
      border-color: transparent var(--background-color);
      display: block;
      width: 0;
    }
  }

  & .bot .bubble:has(.content:empty):after {
    display: none;
  }

  & .bot .bubble .content:empty {
    font-style: italic;
    color: var(--shade4);
    &:before {
      content: "thinking...";
    }
  }
}

[lang="de"] #chatty-dialog .bot .bubble .content:empty:before {
  content: "nachdenken...";
}

#chatty-dialog .bot .bubble:has(.content:empty)::before {
  animation-name: fa-fade;
  animation-duration: 1s;
  animation-iteration-count: infinite;
  animation-timing-function: cubic-bezier(0.4, 0, 0.6, 1);
}

#chatty-prompt {
  width: auto;
}

/* Keep chat links visible and aligned with wburg theme colors */
#chatty-dialog .bubble a,
#chatty-dialog .bubble a:visited {
  color: var(--primary-color);
  text-decoration: underline;
  text-underline-offset: 2px;
}

#chatty-dialog .bubble a:hover,
#chatty-dialog .bubble a:focus-visible {
  color: var(--primary-color);
}

#chatty-dialog .bubble a:active {
  color: var(--primary-color);
}