/* atproto-comments — base styles
   Theming: override --atproto-* custom properties to match your site.
   All structural classes use the .atproto- prefix to avoid collisions. */

atproto-comments {
  --atproto-font-family: system-ui, -apple-system, sans-serif;
  --atproto-font-size: 0.875rem;
  --atproto-color-text: inherit;
  --atproto-color-muted: oklch(50% 0 0);
  --atproto-color-border: oklch(85% 0 0);
  --atproto-color-surface: oklch(97% 0 0);
  --atproto-avatar-size: 2rem;
  --atproto-avatar-bg: oklch(60% 0.1 250);
  --atproto-avatar-color: white;

  display: block;
  color: var(--atproto-color-text);
}

/* Lists */
.atproto-comments__list,
.atproto-reply__replies {
  list-style: none;
  margin: 0;
  padding: 0;
}

.atproto-comments__error {
  margin: 0;
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  color: var(--atproto-color-muted);
}

/* Reply: grid layout
   col 1 = avatar-wrap, col 2 = content
   row 1 = main content, row 2 = nested replies */
.atproto-reply {
  display: grid;
  grid-template-columns: var(--atproto-avatar-size) 1fr;
  column-gap: 0.5rem;
  font-family: var(--atproto-font-family);
  line-height: 1.5;
}

/* Avatar column — thread line extends downward when replies exist */
.atproto-reply__avatar-wrap {
  grid-column: 1;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.atproto-reply:has(> .atproto-reply__replies) .atproto-reply__avatar-wrap::after {
  content: '';
  flex: 1;
  width: 2px;
  background: var(--atproto-color-border);
  position: absolute;
  top: var(--atproto-avatar-size);
  bottom: 0;
}

.atproto-reply__replies > li {
  position: relative;
}

.atproto-reply__item--last > .atproto-reply:not(:has(> .atproto-reply__replies)) > .atproto-reply__avatar-wrap::after {
  display: none;
}

/* Avatar image */
.atproto-reply__avatar {
  width: var(--atproto-avatar-size);
  height: var(--atproto-avatar-size);
  border-radius: 50%;
  object-fit: cover;
  display: block;
  flex-shrink: 0;
}

/* Avatar placeholder */
.atproto-reply__avatar--placeholder {
  width: var(--atproto-avatar-size);
  height: var(--atproto-avatar-size);
  border-radius: 50%;
  background: var(--atproto-avatar-bg);
  color: var(--atproto-avatar-color);
  font-family: var(--atproto-font-family);
  font-size: calc(var(--atproto-font-size) * 0.9);
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
}

/* Content column */
.atproto-reply__content {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  margin-bottom: 0.75rem;
}

/* Nested replies span full grid width */
.atproto-reply__replies {
  grid-column: 1 / -1;
  grid-row: 2;
}

.atproto-reply__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.25rem;
}

.atproto-reply__handle,
.atproto-reply__time {
  color: var(--atproto-color-muted);
  font-size: var(--atproto-font-size);
}

.atproto-reply__time::before {
  content: "· ";
}

.atproto-reply__more {
  display: inline-block;
  margin-top: 0.25rem;
  font-size: var(--atproto-font-size);
  color: var(--atproto-color-muted);
}

.atproto-reply__text {
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  margin: 0.25rem 0 0;
}

/* App action (button + popover wrapper) */
.atproto-app-action {
  position: relative;
  margin-top: 0.25rem;
}

.atproto-app-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  color: var(--atproto-color-muted);
  padding: 0;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: color 0.15s, text-decoration-color 0.15s;
}

.atproto-app-btn:hover {
  color: var(--atproto-color-text);
  text-decoration-color: currentColor;
}

.atproto-app-btn--xl {
  font-size: 1rem;
}

/* Popover */
.atproto-app-popover {
  margin: auto;
  border: 1px solid var(--atproto-color-border);
  border-radius: 0.5em;
  background: Canvas;
  padding: 0.25rem;
  min-width: 160px;
  box-shadow: 0 4px 12px oklch(0% 0 0 / 12%);
}

.atproto-app-popover:popover-open {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.atproto-app-popover__link {
  display: block;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25em;
  color: var(--atproto-color-text);
  text-decoration: none;
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
}

.atproto-app-popover__link:hover,
.atproto-app-popover__link--active {
  background: var(--atproto-color-surface);
}

.atproto-app-popover__separator {
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  color: var(--atproto-color-muted);
  padding: 0.25rem 0.5rem 0;
  border-top: 1px solid var(--atproto-color-border);
  margin-top: 0.25rem;
}

.atproto-app-popover__custom {
  display: flex;
  gap: 0.25rem;
  padding: 0 0.25rem;
}

.atproto-app-popover__input {
  flex: 1;
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  border: 1px solid var(--atproto-color-border);
  border-radius: 0.25em;
  padding: 0.25rem;
  background: Canvas;
  color: CanvasText;
  min-width: 0;
}

.atproto-app-popover__go {
  background: none;
  border: 1px solid var(--atproto-color-border);
  border-radius: 0.25em;
  cursor: pointer;
  font-family: var(--atproto-font-family);
  font-size: var(--atproto-font-size);
  color: var(--atproto-color-text);
  padding: 0.25rem;
  line-height: 1;
}

.atproto-app-popover__go:hover {
  background: var(--atproto-color-surface);
}