$primary: #1176B2;
@import '~@edx/paragon/scss/edx/theme.scss';

@import "~@edx/frontend-component-header/dist/index";
@import "~@edx/frontend-component-footer/dist/footer";

// TODO: Fix .btn-outline-light style in paragon
.btn-outline-light {
  &:hover, &:focus {
    color: $primary;
    border-color: $white;
    background-color: $white;
  }
  &:not(:disabled):not(.disabled):active {
    border-color: $white;
  }
}

// TODO: Fix .container-fluid for mobile in paragon
.container-fluid {
  @media (max-width: -1 + map-get($grid-breakpoints, 'sm')) {
    padding-left: $grid-gutter-width/2;
    padding-right: $grid-gutter-width/2;
  }
}

#root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  main {
    flex-grow: 1;
  }
  header {
    flex: 0 0 auto;

    .logo {
      display: block;
      box-sizing: content-box;
      position: relative;
      top: .10em;
      height: 1.75rem;
      margin-right: 1rem;
      img {
        display: block;
        height: 100%;
      }
    }
  }

  footer {
    flex: 0;
  }
}

.course-header {
  min-width: 0;
  .course-title-lockup {
    min-width: 0;
    span {
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
  }
  .user-dropdown {
    .btn {
      height: 3rem;
      @media (max-width: -1 + map-get($grid-breakpoints, 'sm')) {
        padding: 0 .5rem;
      }
    }
  }
}
.course-tabs-navigation {
  border-bottom: solid 1px #EAEAEA;
}

.nav-underline-tabs {
  margin: 0 0 -1px;
  .nav-link {
    border-bottom: 4px solid transparent;
    border-top: 4px solid transparent;
    color: theme-color('gray', 400);

    // temporary until we can remove .btn class from dropdowns
    border-left: 0;
    border-right: 0;
    border-radius: 0;

    &:hover,
    &:focus,
    &.active {
      font-weight: $font-weight-normal;
      color: theme-color('primary', 500);
      border-bottom-color: theme-color('primary', 500);
    }
  }
}

.sequence-container {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  margin-bottom: 4rem;
  // On mobile, the unit container will be responsible
  // for container padding.
  @media (min-width: map-get($grid-breakpoints, 'sm')) {
    max-width: 1440px;
    width: 100%;
    margin-right: auto;
    margin-left: auto;
  }
}

.sequence {
  @media (min-width: map-get($grid-breakpoints, 'sm')) {
    border: solid 1px #EAEAEA;
    border-radius: 4px;
  }
}

.sequence-navigation {
  display: flex;
  @media (min-width: map-get($grid-breakpoints, 'sm')) {
    margin: -1px -1px 0;
  }

  .btn {
    flex-grow: 1;
    display: inline-flex;
    border-radius: 0;
    border: solid 1px #EAEAEA;
    border-left-width: 0;
    position: relative;
    font-weight: 400;
    padding: 0 .375rem;
    height: 3rem;
    justify-content: center;
    align-items: center;
    color: theme-color('gray', 400);
    white-space: nowrap;

    &:hover,
    &:focus,
    &.active {
      color: theme-color('gray', 700);
    }
    &:focus {
      z-index: 1;
    }
    &.active {
      &:after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 0;
        right: 0;
        height: 2px;
        background: $primary;
      }
    }
    &.complete {
      background-color: #EEF7E5;
      color: $success;
    }

    &:first-child {
      border-left-width: 0;
    }
    &:last-child {
      border-right-width: 0;
    }
  }

  .sequence-navigation-tabs-container {
    flex-grow: 1;
    flex-shrink: 1;
    flex-basis: 100%;
    display: flex;
    // min-width 0 prevents the flex item from overflowing the parent container
    // https://dev.to/martyhimmel/quick-tip-to-stop-flexbox-from-overflowing-peb
    min-width: 0;
  }
  .sequence-navigation-tabs {
    .btn {
      flex-basis: 100%;
      min-width: 2rem;
    }
  }
  .sequence-navigation-dropdown {
    .dropdown-menu .btn {
      flex-basis: 100%;
      min-width: 4rem;
      padding-left: 1rem;
      padding-right: 1rem;
      display: inline-flex;
      align-items: center;
      justify-content: flex-start;
      border-right: 0;
      & + .btn {
        border-top: 0;
      }
      .unit-title {
        flex-grow: 1;
        text-align: left;
        overflow: hidden;
        min-width: 0;
        margin: 0 1rem;
        text-overflow: ellipsis;
      }
      &.active {
        &:after {
          content: '';
          position: absolute;
          bottom: 0px;
          left: -1px;
          top: 0;
          right: auto;
          width: 2px;
          height: auto;
          background: $primary;
        }
      }
    }
  }

  .previous-btn, .next-btn {
    min-width: 4rem;
    color: theme-color('gray', 700);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    @media (max-width: -1 + map-get($grid-breakpoints, 'sm')) {
      padding-top: 1rem;
      padding-bottom: 1rem;
      span {
        @include sr-only();
      }
    }
    @media (min-width: map-get($grid-breakpoints, 'sm')) {
      min-width: 10rem;
    }
  }

  .previous-btn {
    border-left-width: 0;
    margin-left: 0;
    @media (min-width: map-get($grid-breakpoints, 'sm')) {
      border-left-width: 1px;
      border-top-left-radius: 4px;
    }
  }

  .next-btn {
    border-left-width: 1px;
    border-right-width: 0;
    @media (min-width: map-get($grid-breakpoints, 'sm')) {
      border-top-right-radius: 4px;
      border-right-width: 1px;
    }
  }
}

.unit-container {
  padding: 0 $grid-gutter-width 2rem;
  max-width: 1024px;
  margin-left: auto;
  margin-right: auto;
  @media (min-width: 830px) {
    padding-left: 40px;
    padding-right: 40px;
  }
}

.unit-iframe-wrapper {
  margin: 0 -20px 2rem;
  @media (min-width: 830px) {
    margin: 0 -40px 2rem;
  }
}

#unit-iframe {
  width: 100%;
  border: none;
  display: block;
}

.unit-navigation {
  display: flex;
  justify-content: center;
  max-width: 640px;
  margin: 0 auto;
  .previous-button,
  .next-button {
    white-space: nowrap;
    border-radius: 4px;
    &:focus:before {
      border-radius: 6px;
    }
  }
  .next-button {
    flex-basis: 75%;
  }
  .previous-button {
    flex-basis: 25%;
  }
}