:root {
  --circle-major-radius: 50px;
  --circle-minor-radius: 35px;
  --circle-patch-radius: 10px;
  --node-size: 70px;
}

#portfolio-header {
  font-family: var(--font-monospace);
  color: var(--text-primary);
  font-weight: bold;
  line-height: 1;
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}
#portfolio-header span, .portfolio-sub {
  color: var(--text-secondary);
  font-size: 1rem;
}
@media screen and (max-width: 700px) {
  #portfolio-header {
    display: block;
  }
}


#timeline {
  position: relative;
  width: 100%;
  margin: 0;
}
#timeline::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--red-secondary);
  top: 100px;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
  z-index: -1;
}

.tl-circle {
  border-radius: 50%;
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-secondary);
}
.tl-circle img {
  height: 100%;
  width: 100%;
  border-radius: 50%;
}
.tl-circle.major {
  height: var(--circle-major-radius);
  width: var(--circle-major-radius);
  font-size: 1.8rem;
}
.tl-circle.minor {
  height: var(--circle-minor-radius);
  width: var(--circle-minor-radius);
  font-size: 1.2rem;
}
.tl-circle.patch {
  height: var(--circle-patch-radius);
  width: var(--circle-patch-radius);
  background-color: var(--accent);
}


.tl-wrapper {
  box-sizing: border-box;
  padding: 10px 40px;
  position: relative;
  width: 50%;
  display: flex;
}
.tl-card, .tl-circle{
  transition: 0.1s
}
.tl-wrapper:hover .tl-card {
  transform: scale(1.03);
}
.tl-wrapper:hover .tl-circle.major {
  transform: scale(1.1);
}
.tl-wrapper:hover .tl-circle.minor {
  transform: scale(1.2);
}
.tl-wrapper:hover .tl-circle.patch {
  transform: scale(1.5);
}
.left {
  left: 0;
  justify-content: flex-end;
}
.right {
  left: 50%;
  justify-content: flex-start;
}
.tl-card {
  border: 1px solid var(--accent-secondary);
  border-radius: var(--border-radius);
  padding: 10px 20px;
  color: var(--text-primary);
  width: fit-content;
  min-width: 200px;
  max-width: 100%;
}
.tl-node {
  height: var(--node-size);
  width: var(--node-size);
  display: flex;
  justify-content: center;
  position: absolute;
  top: 15px;
}
.tl-wrapper.left .tl-node {
  left: calc( 100% - var(--node-size) / 2);
}
.tl-wrapper.right .tl-node {
  right: calc( 100% - var(--node-size) / 2);
}


.tl-header {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-monospace);
  margin-bottom: 5px;
  line-height: 1;
}
.tl-commit {
  color: var(--red-primary);
  font-size: 0.8rem;
  margin-right: 10px;
}
.tl-version {
  color: var(--text-secondary);
  font-size: 0.6rem;
  display: flex;
  align-items: center;
}
.tl-title {
  font-weight: bold;
  color: var(--accent);
  margin: 0;
  margin-bottom: 10px;
}
.tl-desc {
  font-size: 1rem;
}
.tl-year {
  font-size: 0.8rem;
  font-family: var(--font-monospace);
  color: var(--text-secondary);
  margin-top: 5px;
}

.tl-era {
  display: flex;
  justify-content: center;
  margin: 20px 0;
}
.tl-era span {
  color: var(--text-secondary);
  font-family: var(--font-monospace);
  font-size: 1rem;
  background-color: color-mix(in srgb, var(--bg-primary), transparent 30%);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--border-radius);
  padding: 2px 10px;
}
@media screen and (max-width: 600px) {
/* Place the timelime to the left */
  #timeline::after {
    left: 31px;
  }

/* Full-width containers */
  .tl-wrapper {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }

  .tl-node {
    left: unset !important;
    right: calc( 100% - 66px) !important;
  }

/* Make all right containers behave like the left ones */
  .right {
    left: 0%;
  }
  .left {
    justify-content: flex-start;
  }
}





.links-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 2rem;
}

.links-grid a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 15px 20px;
    background: var(--bg-secondary);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-monospace);
    font-size: 0.85rem;
}

.links-grid a:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.links-grid a svg {
    width: 2.5rem;
    height: 2.5rem;
}

.links-grid a span {
  margin-top: 10px;
  margin-bottom: 5px;
}