component Timeline {
  outputs {
    select(payload: { sourceEvent?: Event; [key: string]: string | number | boolean | null | object })
  }

  props {
    size: string = "default"
    color: string = "primary"
    title: string = "Timeline"
    description: string = ""
    items: unknown[] = []
    variant: string = "default"
    class: string = ""
  }

  view {
    <section
      data-ui-component="Timeline"
      aria-label='{title}'
      class='wrn-timeline {class}'
    >
      {#if title || description}
        <header class="wrn-timeline__header">
          {#if title}
            <h3 class="wrn-timeline__title">{title}</h3>
          {/if}
          {#if description}
            <p class="wrn-timeline__description">{description}</p>
          {/if}
        </header>
      {/if}

      <ol class="wrn-timeline__list">
        {#each items as item, index}
          <li
            class="wrn-timeline__item"
            @click='output.select({ item: item, index: index })'
          >
            <span
              class="wrn-timeline__marker"
              data-status='{item.status || "default"}'
            >
              <span class='{item.icon || "icon-[lucide--circle]"}' aria-hidden="true"></span>
            </span>

            <article
              class="wrn-timeline__card"
              data-variant='{variant}'
            >
              <div class="wrn-timeline__card-header">
                <div>
                  <h4 class="wrn-timeline__item-title">{item.title || item.label}</h4>
                  {#if item.subtitle}
                    <p class="wrn-timeline__subtitle">{item.subtitle}</p>
                  {/if}
                </div>
                {#if item.date || item.meta}
                  <time class="wrn-timeline__time">{item.date || item.meta}</time>
                {/if}
              </div>

              {#if item.description}
                <p class="wrn-timeline__copy">{item.description}</p>
              {/if}

              {#if item.href}
                <a href='{item.href}' class="wrn-timeline__action">
                  <span>{item.actionLabel || "View details"}</span>
                  <span class="icon-[lucide--arrow-right] wrn-timeline__action-icon" aria-hidden="true"></span>
                </a>
              {/if}
            </article>
          </li>
        {:empty}
          <li class="wrn-timeline__empty">No timeline items available.</li>
        {/each}
      </ol>

      <slot></slot>
    </section>
  }

  style {
    .wrn-timeline { width: 100%; }
    .wrn-timeline__header { margin-bottom: 1.5rem; }
    .wrn-timeline__title { color: var(--wrn-color-text); font-size: 1.25rem; font-weight: 700; }
    .wrn-timeline__description { max-width: 42rem; margin-top: 0.5rem; color: var(--wrn-color-text-muted); line-height: 1.75rem; }
    .wrn-timeline__list { position: relative; margin-left: 1rem; border-left: 1px solid var(--wrn-color-border); }
    .wrn-timeline__item { position: relative; padding: 0 0 2rem 2rem; cursor: pointer; }
    .wrn-timeline__item:last-child { padding-bottom: 0; }
    .wrn-timeline__marker {
      position: absolute; top: 0; left: -1.05rem; display: flex; width: 2rem; height: 2rem;
      align-items: center; justify-content: center; border: 4px solid var(--wrn-color-background);
      border-radius: 50%; color: var(--wrn-color-on-primary); background: var(--wrn-color-primary); box-shadow: var(--wrn-shadow-1);
    }
    .wrn-timeline__marker:is([data-status="complete"], [data-status="success"]) { background: var(--wrn-color-success); }
    .wrn-timeline__marker:is([data-status="warning"], [data-status="pending"]) { background: var(--wrn-color-warning); }
    .wrn-timeline__marker:is([data-status="danger"], [data-status="failed"]) { background: var(--wrn-color-danger); }
    .wrn-timeline__card { padding: 1.25rem; border: 1px solid var(--wrn-color-border); border-radius: calc(var(--wrn-radius) * 1.5); background: var(--wrn-color-surface-raised); box-shadow: var(--wrn-shadow-1); }
    .wrn-timeline__card[data-variant="minimal"] { padding: 0; border-color: transparent; background: transparent; box-shadow: none; }
    .wrn-timeline__card-header { display: flex; flex-direction: column; gap: 0.5rem; }
    .wrn-timeline__item-title { color: var(--wrn-color-text); font-weight: 700; }
    .wrn-timeline__subtitle { margin-top: 0.25rem; color: var(--wrn-color-primary); font-size: 0.875rem; font-weight: 500; }
    .wrn-timeline__time { flex: none; color: var(--wrn-color-text-muted); font-size: 0.875rem; }
    .wrn-timeline__copy { margin-top: 0.75rem; color: var(--wrn-color-text-muted); font-size: 0.875rem; line-height: 1.5rem; }
    .wrn-timeline__action { display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 1rem; color: var(--wrn-color-primary); font-size: 0.875rem; font-weight: 600; }
    .wrn-timeline__action:hover { color: var(--wrn-color-primary-hover); }
    .wrn-timeline__action-icon { width: 1rem; height: 1rem; }
    .wrn-timeline__empty { padding-left: 2rem; color: var(--wrn-color-text-muted); font-size: 0.875rem; }
    @media (min-width: 40rem) {
      .wrn-timeline__card-header { flex-direction: row; align-items: flex-start; justify-content: space-between; }
    }
  }
}
