.projects-frame {
  gap: 1rem;
}

.projects-hero {
  min-height: 36vh;
  width: 100%;
}

.projects-hero h1,
.projects-hero .lede {
  max-width: none;
}

.rail-stack {
  display: grid;
  gap: 1rem;
}

.rail-loading {
  padding: 1rem 0;
  color: var(--soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.empty-project-state {
  position: relative;
  display: grid;
  place-items: center;
  gap: 1.2rem;
  min-height: 360px;
  padding: clamp(2rem, 5vw, 3.5rem);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.08), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025));
  box-shadow: var(--shadow);
  overflow: hidden;
  text-align: center;
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.empty-project-state::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: calc(var(--radius-xl) - 10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.empty-project-state:hover,
.empty-project-state:focus-within {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.11), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  box-shadow: 0 26px 64px rgba(0, 0, 0, 0.36);
}

.empty-project-state:hover::before,
.empty-project-state:focus-within::before {
  border-color: rgba(255, 255, 255, 0.13);
}

.empty-state-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.58rem 0.88rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.04);
  position: relative;
  z-index: 1;
}

.empty-project-copy {
  display: grid;
  gap: 0.9rem;
  justify-items: center;
  max-width: 42rem;
  position: relative;
  z-index: 1;
}

.empty-project-copy h3 {
  max-width: 10ch;
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  line-height: 0.88;
  letter-spacing: -0.06em;
}

.empty-project-copy p {
  max-width: 38ch;
}

.empty-project-state:hover .empty-state-label,
.empty-project-state:focus-within .empty-state-label {
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--text);
}

.rail-card {
  position: relative;
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 1.1rem;
  padding: 1.1rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.rail-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.07) 48%, transparent 100%);
  transform: translateX(-110%);
  transition: transform 340ms ease;
  pointer-events: none;
}

.rail-card:hover,
.rail-card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 26px 64px rgba(0, 0, 0, 0.36);
}

.rail-card:hover::before,
.rail-card:focus-visible::before {
  transform: translateX(110%);
}

.rail-index {
  display: grid;
  align-content: space-between;
  padding-right: 1rem;
  border-right: 1px solid var(--line);
  transition: border-color 220ms ease, transform 220ms ease;
}

.rail-index strong {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--soft);
}

.rail-index span {
  font-size: clamp(2.1rem, 4vw, 3.8rem);
  line-height: 0.9;
  color: rgba(255, 255, 255, 0.22);
  letter-spacing: -0.04em;
  transition: color 220ms ease, transform 220ms ease;
}

.rail-body {
  display: grid;
  gap: 0.9rem;
}

.rail-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: start;
}

.rail-topline h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  line-height: 1.06;
}

.rail-open {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--soft);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 220ms ease, transform 220ms ease;
}

.rail-open::after {
  content: "->";
  font-size: 0.88rem;
  transform: translateX(0);
  transition: transform 220ms ease;
}

.rail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.rail-tags span {
  padding: 0.58rem 0.78rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: border-color 220ms ease, color 220ms ease, transform 220ms ease;
}

.rail-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.rail-meta {
  color: var(--soft);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.rail-card:hover .rail-index,
.rail-card:focus-visible .rail-index {
  border-color: var(--line-strong);
  transform: translateX(2px);
}

.rail-card:hover .rail-index span,
.rail-card:focus-visible .rail-index span {
  color: rgba(255, 255, 255, 0.34);
  transform: translateY(-2px);
}

.rail-card:hover .rail-open,
.rail-card:focus-visible .rail-open {
  color: var(--text);
  transform: translateX(4px);
}

.rail-card:hover .rail-open::after,
.rail-card:focus-visible .rail-open::after {
  transform: translateX(4px);
}

.rail-card:hover .rail-tags span,
.rail-card:focus-visible .rail-tags span {
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--text);
  transform: translateY(-1px);
}

@media (max-width: 820px) {
  .rail-card {
    grid-template-columns: 1fr;
  }

  .empty-project-state {
    min-height: 300px;
    padding: 1.75rem;
  }

  .rail-index {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding-right: 0;
    padding-bottom: 0.9rem;
    grid-template-columns: repeat(2, max-content);
    justify-content: space-between;
    align-items: end;
  }

  .rail-topline {
    flex-direction: column;
  }
}