.projects-shell {
  position: relative;
  width: min(1180px, 92%);
  margin: auto
}

.projects-topbar {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line)
}

.back-link {
  color: var(--muted);
  font: .7rem "DM Mono";
  text-transform: uppercase;
  letter-spacing: .08em
}

.back-link:hover {
  color: var(--blue)
}

.projects-hero {
  padding: clamp(5rem, 11vh, 9rem) 0
}

.projects-hero h1 {
  font-size: clamp(5rem, 15vw, 12rem);
  line-height: .75
}

.projects-hero h1 span {
  color: var(--purple);
  -webkit-text-stroke: 0
}

.projects-hero>p:last-child {
  max-width: 660px;
  margin: 4rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.65
}

.project-tabs {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
  background: #07080df0;
  backdrop-filter: blur(16px)
}

.project-tabs button {
  display: flex;
  justify-content: space-between;
  padding: 1.2rem;
  border: 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  background: none;
  font: .75rem "DM Mono";
  text-transform: uppercase
}

.project-tabs button.active {
  color: var(--text);
  background: #9b7bff14;
  box-shadow: inset 0 -1px var(--purple)
}

.project-tabs span {
  color: var(--purple)
}

.project-panel {
  display: none;
  padding: 3rem 0 7rem
}

.project-panel.active {
  display: block;
  animation: panel-in .35s
}

.project-panel>header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 3rem;
  color: var(--muted);
  font: .7rem "DM Mono";
  text-transform: uppercase
}

.project-panel>header span {
  color: var(--blue)
}

.project-card {
  border-top: 1px solid var(--line)
}

.project-card:last-child {
  border-bottom: 1px solid var(--line)
}

.project-card summary {
  display: grid;
  grid-template-columns: 55px 1fr 40px;
  gap: 1rem;
  align-items: center;
  padding: 1.8rem .3rem;
  list-style: none
}

.project-card summary::-webkit-details-marker {
  display: none
}

.project-index {
  color: var(--purple);
  font: .67rem "DM Mono"
}

.project-card summary p {
  margin: 0 0 .45rem;
  color: var(--muted);
  font: .65rem "DM Mono";
  text-transform: uppercase;
  letter-spacing: .08em
}

.project-card h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 2.8rem);
  letter-spacing: -.045em
}

.card-toggle {
  justify-self: end;
  color: var(--blue);
  font-size: 1.4rem;
  transition: transform .25s
}

.project-card[open] .card-toggle {
  transform: rotate(45deg)
}

.project-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 0 55px 2rem
}

.project-detail>p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75
}

.project-detail>div {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: .5rem
}

.project-detail>div span {
  padding: .45rem .65rem;
  border: 1px solid var(--line);
  border-radius: 2rem;
  color: #c5c3ce;
  font: .65rem "DM Mono"
}

.projects-footer {
  display: flex;
  justify-content: space-between;
  padding: 3rem 0 5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: .7rem "DM Mono";
  text-transform: uppercase
}

.projects-footer a {
  color: var(--blue)
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(8px)
  }
}

@media(max-width:700px) {
  .projects-topbar {
    height: 80px
  }

  .projects-hero h1 {
    font-size: 22vw
  }

  .project-tabs button {
    padding: 1rem .65rem;
    font-size: .63rem
  }

  .project-panel>header {
    display: block;
    line-height: 1.5
  }

  .project-card summary {
    grid-template-columns: 35px 1fr 25px;
    padding: 1.4rem 0
  }

  .project-detail {
    grid-template-columns: 1fr;
    padding: 0 0 1.7rem 35px;
    gap: 1.5rem
  }
}