.personal-brand-logo {
  display: block;
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand-role {
  max-width: 230px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.system-map {
  isolation: isolate;
}

.technology-orbits {
  position: absolute;
  inset: 0;
  z-index: 5;
  overflow: visible;
}

.core-ring,
.orbit-track {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.core-ring {
  border: 1px solid var(--line);
  pointer-events: none;
}

.core-ring-outer {
  width: min(76%, 450px);
  aspect-ratio: 1;
  border-style: dashed;
}

.core-ring-middle {
  width: min(58%, 340px);
  aspect-ratio: 1;
  border-color: rgba(106, 228, 218, .25);
}

.core-ring-inner {
  display: none !important;
}

.orbit-track {
  overflow: visible;
  border: 0;
  pointer-events: none;
  animation: development-orbit-spin var(--orbit-duration) linear infinite;
}

.orbit-track-outer {
  z-index: 2;
  width: min(76%, 450px);
  aspect-ratio: 1;
}

.orbit-track-middle,
.orbit-track-inner {
  z-index: 3;
  width: min(58%, 340px);
  aspect-ratio: 1;
  --orbit-duration: 29s !important;
  animation-name: development-orbit-spin;
  animation-direction: reverse;
}

@keyframes development-orbit-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-position {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  width: 0;
  height: 0;
  overflow: visible;
}

.orbit-position:hover,
.orbit-position:focus-within {
  z-index: 200;
}

.orbit-track-outer .orbit-position {
  transform: rotate(var(--node-angle)) translateX(min(36vw, 210px));
}

/*
  Six evenly spaced positions on the second visual ring:
  React, Next.js, Spring Boot, FastAPI, PostgreSQL and GitHub.
*/
.orbit-track-middle .orbit-position:nth-child(1) { --node-angle: -90deg !important; }
.orbit-track-middle .orbit-position:nth-child(2) { --node-angle: -30deg !important; }
.orbit-track-middle .orbit-position:nth-child(3) { --node-angle: 30deg !important; }
.orbit-track-middle .orbit-position:nth-child(4) { --node-angle: 90deg !important; }
.orbit-track-inner .orbit-position:nth-child(1) { --node-angle: 150deg !important; }
.orbit-track-inner .orbit-position:nth-child(2) { --node-angle: 210deg !important; }

.orbit-track-middle .orbit-position,
.orbit-track-inner .orbit-position {
  transform: rotate(var(--node-angle)) translateX(min(25.5vw, 150px));
}

.tech-node {
  position: absolute;
  top: 0;
  left: 0;
  display: grid;
  width: 50px;
  height: 50px;
  place-items: center;
  padding: 0;
  overflow: visible;
  border: 1px solid var(--line-strong);
  border-radius: 13px;
  background: rgba(11, 14, 11, .98);
  box-shadow: 0 11px 27px rgba(0, 0, 0, .29);
  color: var(--text);
  cursor: default;
  pointer-events: auto;
  transform: translate(-50%, -50%) rotate(calc(var(--node-angle) * -1));
  transition:
    border-color .2s ease,
    background .2s ease,
    box-shadow .25s ease,
    scale .25s var(--ease);
}

.tech-node-inner {
  position: relative;
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  overflow: visible;
  animation: development-orbit-counter-spin var(--orbit-duration) linear infinite reverse;
}

.orbit-track-middle .tech-node-inner,
.orbit-track-inner .tech-node-inner {
  animation-direction: normal;
  animation-duration: 29s;
}

@keyframes development-orbit-counter-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.orbit-track:hover,
.orbit-track:focus-within {
  z-index: 30;
  animation-play-state: paused;
}

.orbit-track:hover .tech-node-inner,
.orbit-track:focus-within .tech-node-inner {
  animation-play-state: paused;
}

.tech-node img {
  width: 29px;
  height: 29px;
  object-fit: contain;
  pointer-events: none;
  transition: filter .2s ease, transform .2s ease;
}

.tech-node-monochrome img {
  filter: brightness(0) invert(1);
}

.tech-label {
  position: absolute;
  top: calc(100% + 9px);
  left: 50%;
  z-index: 999;
  width: max-content;
  max-width: 130px;
  padding: 5px 8px;
  border: 1px solid var(--acid);
  background: #101610;
  color: var(--text);
  box-shadow: 0 8px 22px rgba(0, 0, 0, .42);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .07em;
  line-height: 1.2;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  text-transform: uppercase;
  transform: translate(-50%, -4px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
  white-space: nowrap;
}

.tech-node:hover,
.tech-node:focus-visible {
  z-index: 200;
  border-color: var(--acid);
  background: #172017;
  box-shadow:
    0 0 0 3px rgba(201, 255, 69, .10),
    0 17px 42px rgba(201, 255, 69, .15);
  outline: none;
  scale: 1.14;
}

.tech-node:hover img,
.tech-node:focus-visible img {
  filter: drop-shadow(0 0 8px rgba(201, 255, 69, .42));
  transform: scale(1.05);
}

.tech-node-monochrome:hover img,
.tech-node-monochrome:focus-visible img {
  filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(201, 255, 69, .42));
}

.tech-node:hover .tech-label,
.tech-node:focus-visible .tech-label {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.system-core {
  width: 180px;
  height: 180px;
}

.system-core strong {
  font-size: 23px;
}

.core-brand-logo {
  width: 31px;
  height: 31px;
  margin-bottom: 6px;
  object-fit: contain;
  opacity: .88;
}

.core-count {
  margin-top: 9px;
  color: var(--acid);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: .09em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .brand-role { max-width: 175px; }
  .personal-brand-logo { width: 31px; height: 31px; }

  .tech-node {
    width: 42px;
    height: 42px;
    border-radius: 11px;
  }

  .tech-node img {
    width: 24px;
    height: 24px;
  }

  .orbit-track-outer .orbit-position {
    transform: rotate(var(--node-angle)) translateX(min(32vw, 170px));
  }

  .orbit-track-middle .orbit-position,
  .orbit-track-inner .orbit-position {
    transform: rotate(var(--node-angle)) translateX(min(22vw, 116px));
  }

  .system-core {
    width: 148px;
    height: 148px;
  }

  .system-core strong {
    font-size: 19px;
  }
}

@media (max-width: 520px) {
  .brand-role { display: none; }

  .tech-node {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .tech-node img {
    width: 20px;
    height: 20px;
  }

  .tech-label {
    top: calc(100% + 7px);
    padding: 4px 6px;
    font-size: 7px;
  }

  .orbit-track-outer .orbit-position {
    transform: rotate(var(--node-angle)) translateX(min(30vw, 138px));
  }

  .orbit-track-middle .orbit-position,
  .orbit-track-inner .orbit-position {
    transform: rotate(var(--node-angle)) translateX(min(20vw, 94px));
  }

  .system-core {
    width: 120px;
    height: 120px;
  }

  .system-core strong { font-size: 16px; }
  .core-brand-logo { width: 22px; height: 22px; }
  .core-eyebrow { font-size: 6px; }
  .core-count { margin-top: 6px; font-size: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  .orbit-track,
  .tech-node-inner {
    animation: none !important;
  }
}