:host {
  --icon-lock: url("../img/lock.svg");
  --icon-chevron-up: url("/packages/usa-icon/src/img/usa-icons-bg/expand_less--white.svg");
  --icon-chevron-down: url("/packages/usa-icon/src/img/usa-icons-bg/expand_more--white.svg");
  --icon-close: url("/packages/usa-icon/src/img/usa-icons-bg/close--white.svg");
  --theme-banner-background-color: var(--usa-base-lightest, #f0f0f0);
  --theme-banner-font-family: var(--usa-font-ui, system-ui, sans-serif);
  --theme-banner-text-color: var(--usa-text-base, #1b1b1b);
  --theme-banner-link-color: var(--theme-link-color, #005ea2);
  --theme-banner-link-color-hover: var(--theme-link-hover-color, #1a4480);
  --theme-banner-chevron-color: var(--theme-banner-link-color, #005ea2);
  /* Missing theme-banner-max-width because we can't pass custom property to media queries. */
}

* {
  box-sizing: border-box;
}

.usa-banner {
  background-color: var(--theme-banner-background-color);
  color: var(--theme-banner-text-color);
  font-family: var(--theme-banner-font-family);
}

.usa-banner__header,
.usa-banner__content {
  color: var(--theme-banner-text-color);
}

.usa-banner__inner {
  flex-wrap: nowrap;
}

/* Allows banner action to inherit font variable. */
.usa-banner .usa-accordion {
  font-family: inherit;
}

.usa-banner__button {
  color: var(--theme-banner-link-color);
  cursor: pointer;
  font-family: inherit;
}

.usa-banner__button:hover {
  color: var(--theme-banner-link-hover-color);
}

/* In USWDS close icon is set via max-width media query, flipped it here. */
.usa-banner__button::after,
.usa-banner__header-action::after {
  mask-image: var(--icon-chevron-down);
}

.usa-banner__button[aria-expanded="true"]::after {
  mask-image: var(--icon-close);
}

/**
  * HTTPS section lock icon.
  *
  * Rewrote styles to avoid reliance of SASS mixins & functions.
  *
  * Height and width taken from calculated output in USWDS 3 banner.
  */
.usa-banner__icon-lock {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  display: inline-block;
  height: 1.5ex;
  background-image: var(--icon-lock);
  mask-image: var(--icon-lock);
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: cover;
  vertical-align: middle;
  width: 1.21875ex;
}

@media all and (min-width: 40em) {
  :host {
    --chevron-width: 1rem;
  }

  .usa-banner__button,
  .usa-banner__button[aria-expanded="true"] {
    padding-inline-end: var(--chevron-width);
  }

  .usa-banner__button::after {
    background-color: var(--theme-banner-chevron-color);
    top: 0;
    right: 0;
  }

  .usa-banner__button[aria-expanded="true"]::after {
    mask-image: var(--icon-chevron-up);
  }
}