.md {
  .messages-title,
  .message-header,
  .message-footer,
  .message-name {
    b {
      font-weight: 500;
    }
  }
  .message-header,
  .message-name {
    margin-bottom: 2px;
  }
  .message-footer {
    margin-top: 2px;
  }
  .message-text-header {
    margin-bottom: 4px;
  }
  .message-text-footer {
    margin-top: 4px;
  }

  .message-image {
    margin: calc(-1 * var(--f7-message-bubble-padding-vertical))
      calc(-1 * var(--f7-message-bubble-padding-horizontal));
    &,
    img {
      border-radius: var(--f7-message-bubble-border-radius);
    }
  }
  .message-received {
    margin-left: calc(8px + var(--f7-safe-area-left));
    .message-name,
    .message-header,
    .message-footer {
      margin-left: 16px;
    }
    &.message-first:not(.message-last) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-bottom-left-radius: 4px;
      }
    }
    &.message-last:not(.message-first) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-top-left-radius: 4px;
      }
    }
    &:not(.message-last):not(.message-first) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-bottom-left-radius: 4px;
        border-top-left-radius: 4px;
      }
    }
    .message-avatar + .message-content {
      margin-left: 8px;
    }
  }
  .message-sent {
    margin-right: calc(8px + var(--f7-safe-area-right));
    .message-name,
    .message-header,
    .message-footer {
      margin-right: 16px;
    }
    &.message-first:not(.message-last) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-bottom-right-radius: 4px;
      }
    }
    &.message-last:not(.message-first) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-top-right-radius: 4px;
      }
    }
    &:not(.message-last):not(.message-first) {
      .message-bubble,
      .message-image,
      .message-image img {
        border-bottom-right-radius: 4px;
        border-top-right-radius: 4px;
      }
    }
    .message-avatar + .message-content {
      margin-right: var(--f7-message-bubble-padding-horizontal);
    }
  }

  // Rules
  .message + .message:not(.message-first) {
    margin-top: 2px;
  }

  // Typing
  .message-typing-indicator {
    > div {
      width: 6px;
      height: 6px;
      + div {
        .ltr({
          margin-left: 6px;
        });
        .rtl({
          margin-right: 6px;
        });
      }
    }
    > div:nth-child(1) {
      animation: md-message-typing-indicator 900ms infinite;
    }
    > div:nth-child(2) {
      animation: md-message-typing-indicator 900ms 150ms infinite;
    }
    > div:nth-child(3) {
      animation: md-message-typing-indicator 900ms 300ms infinite;
    }
  }
}

@keyframes md-message-typing-indicator {
  0% {
    transform: translateY(0%);
  }
  25% {
    transform: translateY(-5px);
  }
  50% {
    transform: translateY(0%);
  }
}