@layer components {
  /* Events header
  /* ------------------------------------------------------------------------ */

  .header--events {
    --header-button-count: 1;

    @media (min-width: 640px) {
      --header-actions-width: 7.25rem !important;
    }
  }

  /* Event column layout
  /* ------------------------------------------------------------------------ */

  .events {
    --events-gap: 1ch;
    --events-border: 1px solid var(--color-ink-lighter);
    --events-day-header-height: 1.75rem;
  }

  .events--grid {
    --events-grid-gap: 1rem;
    --events-grid-columns: 1;

    container-type: inline-size;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--events-grid-gap);
    justify-content: center;
    margin: var(--block-space) auto;
    max-inline-size: var(--main-width);

    @media (min-width: 640px) {
      --events-grid-columns: 2;
    }

    @media (min-width: 960px) {
      --events-grid-columns: 3;
    }

    .event {
      inline-size: calc((100% - var(--events-grid-gap) * (var(--events-grid-columns) - 1) ) / var(--events-grid-columns)) !important;
      margin: 0 !important;
    }
  }

  .events__activity-summary {
    border: solid var(--color-ink-lighter);
    border-width: 1px 1px 0 1px;
    color: var(--color-ink-darker);
    inline-size: auto;
    margin-inline: auto;
    padding: 1.1lh 1lh 1lh;
    position: relative;
    text-align: start;
    z-index: 2;

    .events section:first-of-type & {
      border-radius: 0.5em 0.5em 0 0;
    }

    &:has(.events__activity--generating) {
      --border-color: var(--color-selected-dark);

      animation: gradient 4s ease infinite;
      background: linear-gradient(-45deg, var(--color-gradient-1), var(--color-gradient-2), var(--color-gradient-3), var(--color-gradient-4));
      background-size: 300%;
      text-align: center;
    }

    > * {
      column-count: 2;
      column-gap: var(--inline-space-double);
      margin-inline: auto;
      max-inline-size: 80ch;
    }

    a {
      color: inherit;
    }

    h3 {
      column-span: all;
      font-size: var(--text-large);
      line-height: 1.3;
      margin-block: 0.5em 0.25em;
      text-align: center;
      text-wrap: balance;

      + p {
        column-span: all;
        font-size: var(--text-medium);
        margin-block: 0 1.5em;
        text-align: center;
        text-wrap: balance;
      }
    }

    h4 {
      break-after: avoid-column;
      font-size: var(--text-medium);
      line-height: 1.3;
      margin-block: 0.5em 0.25em;
      text-wrap: balance;

      + p {
        break-inside: avoid-column;
        margin-block: 0 1.5em;
      }
    }

    hr { display: none; }
  }

  .events__activity-generating-msg {
    display: block;
    font-weight: 500;
    margin-block: 2lh;
    opacity: 0.5;
  }

  .events__activity-prompt-edit {
    inset: auto 1em 1em auto;
    position: absolute;
  }

  .events__filter-select {
    font-weight: inherit;
    text-decoration: underline;

    @media (any-hover: hover) {
      &:hover {
        --btn-color: var(--color-link);
      }
    }
  }

  .events__day {
    position: relative;

    @media (max-width: 639px) {
      margin-block-end: calc(var(--events-gap) * 2);
    }
  }

  .events__day-header,
  .events__column-header {
    font-size: var(--text-small);
    text-align: center;
    text-transform: uppercase;
  }

  .events__day-header {
    block-size: 0;
    margin-block-start: calc(var(--events-day-header-height) / 2);
    position: relative;
    z-index: var(--z-events-day-header);
  }

  .events__day-time {
    align-items: center;
    background-color: var(--color-ink);
    block-size: var(--events-day-header-height);
    border-radius: 0.2em;
    color: var(--color-ink-inverted);
    display: flex;
    gap: 0.4ch;
    inline-size: fit-content;
    inset: 0 auto auto 50%;
    margin-inline: auto;
    padding-inline: 1.5ch;
    position: absolute;
    translate: -50% -50%;
  }

  .events__columns {
    border-block-start: var(--events-border);
    position: relative;
    z-index: 1;

    @media (max-width: 639px) {
      display: flex;
      flex-direction: column;
    }

    @media (min-width: 640px) {
      align-items: end;
      border-inline: var(--events-border);
      display: grid;
      grid-template-columns: repeat(4, 1fr);

      &::before,
      &::after {
        border-inline-start: var(--events-border);
        content: "";
        inset-block: 0;
        position: absolute;
        z-index: var(--z-events-day-header);
      }

      &::before { inset-inline-start: 25%; }
      &::after { inset-inline-start: 75%; }
    }
  }

  .events__columns-divider {
    border-inline-start: var(--events-border);
    content: "";
    inset-block: 0;
    inset-inline-start: 50%;
    position: absolute;
    z-index: var(--z-events-day-header);

    @media (max-width: 639px) {
      display: none;
    }
  }

  .events__column {
    @media (max-width: 639px) {
      &:not(:has(.event)) {
        display: none;
      }

      &:not(:first-of-type) .events__column-header {
        border-inline-start: none;
        border-block-start: var(--events-border);
        margin-block-start: var(--events-gap);
      }
    }

    @media (min-width: 640px) {
      display: contents;

      &:not(:first-of-type) .events__column-header {
        border-inline-start: var(--events-border);
      }
    }

    &:nth-of-type(1) > * { grid-column-start: 1; }
    &:nth-of-type(2) > * { grid-column-start: 2; }
    &:nth-of-type(3) > * { grid-column-start: 3; }
    &:nth-of-type(4) > * { grid-column-start: 4; }
  }

  .events__column-header {
    background-color: var(--color-canvas);
    grid-row-start: 1;
    inset-block-start: calc(var(--block-space) * -1);
    margin-block-end: var(--events-gap);
    padding-block: calc(var(--events-gap) * 3) var(--events-gap);
    position: sticky;
    z-index: var(--z-events-column-header);

    @media (max-width: 639px) {
      margin-inline: calc(var(--main-padding) * -1);
      padding-inline: var(--main-padding);
    }
  }

  .events__column-content {
    display: flex;
    flex-direction: column;
    gap: var(--events-gap);
    padding: var(--events-gap);
  }

  .events__column-content .event {
    margin: 0;
  }

  .events__column-footer {
    grid-row-start: 26;
    margin: var(--events-gap);
    padding: var(--block-space-half) var(--inline-space);
  }

  .events__maximize-button {
    inset: calc(var(--events-gap) * 3) 0 auto auto;
    outline-offset: -2px;
    position: absolute;
    transform: translateY(-10%);
    z-index: 1;

    @media (any-hover: hover ) {
      opacity: 0;

      .events__column-header:hover &,
      &:focus-visible {
        opacity: 1;
      }
    }
  }

  .events__time-block {
    align-content: end;
    display: grid;
    gap: var(--events-gap);
    justify-items: center;
    margin: 0;
    padding: 0;

    @media (min-width: 640px) {
      padding-block-end: calc(var(--events-gap) * 3);
      padding-inline: calc(var(--events-gap) * 2);
    }

    .event {
      grid-column-start: unset !important;
      grid-row-start: unset !important;
    }
  }

  .events__none {
    background-color: var(--color-canvas);
    border-block-start: var(--events-border);
    grid-column: 1 / -1;
    padding-block: 3em;
    text-align: center;
  }

  /* Event
  /* ------------------------------------------------------------------------ */

  .event {
    --column-gap: 0.7ch;

    background-color: color-mix(in srgb, var(--card-color) 10%, var(--color-canvas));
    border-radius: 0.2em;
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--card-color) 20%, var(--color-canvas));
    color: color-mix(in srgb, var(--card-color) 40%, var(--color-ink));
    margin: var(--inline-space);
    max-inline-size: 100%;
    min-inline-size: 0;
    overflow: clip;
    padding: 0.6em;
    position: relative;
    z-index: 0;

    @media (max-width: 639px) {
      inline-size: 100%;
    }

    &:has(.card__background img:not([src=""])) {
      background-color: var(--color-canvas) !important;
    }

    .event_attachments {
      .attachment--image {
        block-size: auto;
        max-inline-size: 30%;
      }
    }

    .card__background {
      filter: brightness(1.2) contrast(0.8);
      opacity: 0.2;
      z-index: 0;
    }

    .card__board {
      background-color: transparent;
      color: color-mix(in srgb, var(--card-color) 40%, var(--color-ink));
      font-size: 0.7em;
      padding: 0;
      translate: 0 -0.3em;
    }

    .card__board-name {
      border-inline-start: 1px solid color-mix(in srgb, var(--color-ink) 33%, var(--color-canvas));
      color: color-mix(in srgb, var(--card-color) 40%, var(--color-ink));
      margin: 0 0 0 calc(var(--inline-space) * 0.75);
      padding-inline-start: calc(var(--inline-space) * 0.75);
    }

    .card__header {
      overflow: visible;
    }

    .card__id {
      margin: 0;
    }
  }

  .event--related {
    outline: 0.15rem solid var(--card-color);
  }

  .event__avatar {
    flex-shrink: 0;

    .avatar {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      background: color-mix(in srgb, var(--card-color, var(--color-ink)) 20%, var(--color-canvas));
    }

    .avatar img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
  }

  .event__content {
    flex: 1;
    max-inline-size: 100%;
    min-width: 0;
    position: relative;
    z-index: 1;
  }

  .event__description {
    color: inherit;
    font-size: var(--text-small);
    line-height: 1.4;
    margin-block-end: 0.25em;
  }

  .event__excerpt {
    margin-block: 0.5em;
    line-height: 1.3;
  }

  .event__meta {
    display: flex;
    gap: var(--inline-space);
    font-size: var(--text-x-small);
    color: color-mix(in srgb, var(--card-color) 60%, var(--color-ink-medium));
    align-items: center;
  }

  .event__time {
    font-weight: 500;
    white-space: nowrap;
  }

  .event__grid-item {
    background-color: var(--color-canvas);
    block-size: 100%;
    border-radius: 0;
    display: flex;
    inline-size: 100%;
  }

  .event__grid-column-title {
    --z: 3;

    background-color: var(--color-canvas);
    font-size: 0.9em;
    padding: 1.5em 0 1em;
    text-transform: uppercase;
  }

  .event__icon {
    display: grid;
    margin: -0.3em -0.3em auto auto;
    place-content: center;

    .icon {
      background-color: var(--card-color);
      block-size: 1em;
      inline-size: 1em;
      grid-area: 1 / 1;
    }
  }

  .event__timestamp {
    align-self: start;
    display: grid;
    font-weight: 600;
    margin-block-end: var(--block-space-half);
  }

  .event__title {
    --lines: 4;

    font-size: 1.1em;
    line-height: 1.2;
  }

  .timeline {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--block-space) 0;
  }

  .timeline__date-header {
    background: var(--color-ink-medium);
    color: var(--color-canvas);
    font-size: var(--text-small);
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
    padding: 8px 20px;
    margin: 0 auto calc(var(--block-space) * 1.5);
    border-radius: var(--btn-border-radius);
    width: fit-content;
    letter-spacing: 0.5px;
  }

  .timeline__events {
    display: flex;
    flex-direction: column;
    gap: var(--block-space);
  }

  .timeline__events .event {
    margin: 0;
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: var(--inline-space);
    padding: var(--block-space);
  }

  .timeline__events .event__icon {
    flex-shrink: 0;
    margin: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: color-mix(in srgb, var(--card-color) 20%, var(--color-canvas));
  }

  .timeline__events .event__icon .icon {
    width: 18px;
    height: 18px;
  }

  .timeline__events .event__content {
    flex: 1;
    min-width: 0;
  }

  .timeline__events .event__description {
    font-size: var(--text-medium);
    color: var(--color-ink-darker);
    margin-bottom: var(--inline-space-half);
    line-height: 1.5;
  }

  .timeline__events .event__meta {
    display: flex;
    gap: var(--inline-space);
    font-size: var(--text-small);
    color: var(--color-ink-medium);
    align-items: center;
  }

  .timeline__events .event__time {
    font-weight: 600;
    white-space: nowrap;
  }

  .timeline__events .event__creator {
    font-weight: 400;
  }

  .timeline__events .event__creator::before {
    content: "•";
    margin-right: var(--inline-space-half);
  }

  .events__group {
    background: var(--color-canvas);
    border: 1px solid var(--color-ink-lighter);
    border-radius: 0.5em;
    margin: var(--inline-space);
    overflow: hidden;
  }

  .events__group-header {
    display: flex;
    align-items: center;
    gap: var(--inline-space);
    padding: var(--block-space-half) var(--inline-space);
    background: var(--color-ink-lightest);
    border-bottom: 1px solid var(--color-ink-lighter);
  }

  .events__group-header .avatar {
    width: 24px;
    height: 24px;
  }

  .events__group-title {
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-ink-darker);
  }

  .events__group-count {
    font-size: var(--text-x-small);
    color: var(--color-ink-medium);
    margin-left: auto;
  }

  .events__group-items {
    display: flex;
    flex-direction: column;
  }

  .events__group-items .event {
    margin: 0;
    border-radius: 0;
    box-shadow: none;
    border-bottom: 1px solid var(--color-ink-lighter);
  }

  .events__group-items .event:last-child {
    border-bottom: none;
  }

  .events__group-items .event__avatar {
    display: none;
  }
}