/* akong-avatar · Web 样式 · 用 var(--ak-*) 接 @akong/tokens */

.ak-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
  overflow: hidden;
  background: var(--ak-bg-subtle);
  color: var(--ak-fg);
  font-family: var(--ak-font-sans);
  font-weight: var(--ak-weight-medium);
  letter-spacing: var(--ak-tracking-tight);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  vertical-align: middle;
  box-sizing: border-box;
  padding: 0;
  border: 0;
}

/* === Sizes === (xs=16 / sm=24 / md=32 / lg=48 / xl=64) */
.ak-avatar--xs { width: 16px; height: 16px; font-size: 6px; }
.ak-avatar--sm { width: 24px; height: 24px; font-size: 10px; }
.ak-avatar--md { width: 32px; height: 32px; font-size: 13px; }
.ak-avatar--lg { width: 48px; height: 48px; font-size: 19px; }
.ak-avatar--xl { width: 64px; height: 64px; font-size: 26px; }

/* === Shape === */
.ak-avatar--circle { border-radius: var(--ak-radius-full); }
.ak-avatar--square { border-radius: var(--ak-radius-md); }

/* === Border === */
.ak-avatar--border { border: 1px solid var(--ak-border); }

/* === Clickable === */
.ak-avatar--clickable {
  cursor: pointer;
  transition: opacity var(--ak-duration-fast) var(--ak-ease-out);
  outline: none;
}
.ak-avatar--clickable:active {
  opacity: 0.7;
}
.ak-avatar--clickable:focus-visible {
  outline: 2px solid var(--ak-border-strong);
  outline-offset: 2px;
}

/* === Image === */
.ak-avatar__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity var(--ak-duration-base) var(--ak-ease-out);
}
.ak-avatar__img--loaded {
  opacity: 1;
}

/* === Fallback (name 首字 / 空) === */
.ak-avatar__fallback {
  width: 100%;
  height: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ak-fg-muted);
  font-weight: var(--ak-weight-medium);
  text-transform: uppercase;
  line-height: 1;
}