/* Approved personal portrait. Motion is bounded and respects reduced motion. */
.personal-avatar {
  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding-top: 7px;
  --look-x: 0px;
  --look-y: 0px;
  --turn: 0deg;
  --pitch: 0deg;
  --roll: 0deg;
}
.personal-avatar .avatar-backdrop {
  position: absolute;
  inset: 20% 4% 12px;
  z-index: -2;
  border-radius: 49% 49% 6px 6px;
  background: #e7ecdd;
  border: 1px solid #dce3d0;
  transition: background 0.5s;
}
.personal-avatar .avatar-backdrop::before {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  border: 1px solid #c4cfb48a;
  border-radius: inherit;
  z-index: -1;
}
.personal-avatar .avatar-button {
  position: relative;
  display: block;
  width: 100%;
  border: 0;
  padding: 0;
  background: none;
  color: inherit;
  border-radius: 40% 40% 0 0;
  perspective: 1000px;
  touch-action: manipulation;
  cursor: pointer;
}
.personal-avatar .avatar-button:disabled {
  opacity: 1;
  cursor: default;
}
.personal-avatar .avatar-button:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 5px;
}
.personal-avatar .avatar-float,
.personal-avatar .avatar-follow,
.personal-avatar .avatar-gesture {
  position: relative;
  display: block;
  width: 100%;
}
.personal-avatar .avatar-float {
  animation: portrait-breathe 5s ease-in-out infinite;
}
.personal-avatar .avatar-follow {
  transform-origin: 50% 76%;
  transform: translate3d(var(--look-x), var(--look-y), 0) rotateX(var(--pitch))
    rotateY(var(--turn)) rotateZ(var(--roll));
  transition: transform 0.24s ease-out;
}
.personal-avatar .avatar-gesture {
  transform-origin: 54% 72%;
}
.personal-avatar .avatar-image {
  display: block;
  width: 100%;
  height: auto;
  user-select: none;
  pointer-events: none;
}
.personal-avatar .avatar-smile,
.personal-avatar .avatar-blink,
.personal-avatar .glasses-shine {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
/* Change the expression while holding the jacket and silhouette steady. */
.personal-avatar .avatar-smile {
  opacity: 0;
  transition: opacity 0.25s ease-out;
  mask-image: radial-gradient(
    ellipse 26% 26% at 52% 43%,
    #000 72%,
    transparent 100%
  );
}
.personal-avatar .avatar-blink {
  opacity: 0;
  mask-image:
    radial-gradient(
      ellipse 7.4% 2.4% at 48.4% 32.2%,
      #000 72%,
      transparent 100%
    ),
    radial-gradient(
      ellipse 5.5% 2.4% at 66.5% 33.5%,
      #000 72%,
      transparent 100%
    );
}
.personal-avatar[data-expression="smile"] .avatar-smile {
  opacity: 1;
}
.personal-avatar[data-blink="true"] .avatar-blink {
  opacity: 1;
}
.personal-avatar .glasses-shine {
  pointer-events: none;
}
.personal-avatar .shine-stroke {
  opacity: 0;
}
.personal-avatar[data-action="greet"] .avatar-gesture {
  animation: portrait-nod 0.95s ease-in-out both;
}
.personal-avatar[data-action="nerd"] .avatar-gesture {
  animation: portrait-curious 1.05s ease-in-out both;
}
.personal-avatar:is([data-action="greet"], [data-action="nerd"]) .shine-stroke {
  animation: portrait-glint 0.8s 0.1s ease-in-out both;
}
.personal-avatar .avatar-greeting {
  position: absolute;
  top: 8%;
  left: 0;
  z-index: 2;
  font: italic clamp(14px, 1.5vw, 19px) var(--serif);
  color: var(--green);
  transform: translate(-5px, 7px) rotate(-8deg);
  opacity: 0;
  transition:
    opacity 0.25s,
    transform 0.35s;
  pointer-events: none;
}
.personal-avatar .avatar-greeting svg {
  display: block;
  width: 53px;
  height: 35px;
  margin: 5px 0 0 64px;
  fill: none;
  stroke: #8c9c74;
  stroke-width: 1.2;
}
.personal-avatar[data-expression="smile"] .avatar-greeting {
  opacity: 1;
  transform: translate(0, 0) rotate(-8deg);
}
.personal-avatar[data-expression="smile"] .avatar-backdrop {
  background: #e1e9d6;
}
@keyframes portrait-breathe {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-2px);
  }
}
@keyframes portrait-nod {
  0%,
  100% {
    transform: translateY(0) rotate(0);
  }
  25% {
    transform: translateY(5px) rotate(1.4deg) scaleY(0.99);
  }
  55% {
    transform: translateY(-3px) rotate(-0.8deg);
  }
  78% {
    transform: translateY(1px);
  }
}
@keyframes portrait-curious {
  0%,
  100% {
    transform: rotate(0);
  }
  28%,
  58% {
    transform: rotate(-3deg) translateY(-3px);
  }
  80% {
    transform: rotate(1deg);
  }
}
@keyframes portrait-glint {
  0% {
    opacity: 0;
    transform: translateX(0);
  }
  25%,
  85% {
    opacity: 0.8;
  }
  100% {
    opacity: 0;
    transform: translateX(550px);
  }
}
.personal-avatar[data-motion="off"] .avatar-float,
.personal-avatar[data-motion="off"] .avatar-gesture,
.personal-avatar[data-motion="off"] .shine-stroke {
  animation: none;
}
.personal-avatar[data-motion="off"] .avatar-follow {
  transform: none;
}
.personal-avatar[data-motion="off"] .avatar-blink {
  opacity: 0;
}
.personal-avatar[data-motion="off"] .avatar-smile,
.personal-avatar[data-motion="off"] .avatar-greeting {
  transition: none;
}
@media (max-width: 600px) {
  .personal-avatar {
    max-width: 360px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .personal-avatar *,
  .personal-avatar *::before,
  .personal-avatar *::after {
    animation: none !important;
    transition: none !important;
  }
  .personal-avatar .avatar-follow {
    transform: none !important;
  }
  .personal-avatar .avatar-blink {
    opacity: 0 !important;
  }
}