main{
  min-height: 100vh;
}
.page-hero{
  padding-top: 120px;
  padding-bottom: 40px;
}
.page-hero h1{
  font-size: clamp(34px, 5vw, 56px);
  margin: 8px 0 14px;
}
.page-hero .lead{
  max-width: 620px;
}
.crumb{
  font-size: .9rem;
  color: var(--muted);
}
.crumb a{
  color: var(--accent-3);
}

/* Case study */
.case-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 24px;
}
.case-card{
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: radial-gradient(circle at top left, rgba(0,212,255,.14), transparent 55%),
              radial-gradient(circle at bottom right, rgba(31,140,249,.22), transparent 60%),
              rgba(6,10,23,.96);
  padding: 26px 22px 22px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(0,0,0,.4);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transform: translateY(6px);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.case-card::before{
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top center, rgba(255,255,255,.16), transparent 55%);
  mix-blend-mode: soft-light;
  pointer-events: none;
}
.case-card:hover{
  transform: translateY(0);
  border-color: rgba(0,212,255,.5);
  box-shadow: 0 20px 60px rgba(0,0,0,.65);
}
.case-meta{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: .86rem;
  color: var(--muted);
}
.case-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.12);
  font-size: .8rem;
}
.case-title{
  font-size: 1.1rem;
  margin: 0;
}
.case-client{
  font-size: .9rem;
  color: var(--muted);
}
.case-metrics{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}
.metric-pill{
  display: inline-flex;
  flex-direction: column;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.35);
  min-width: 110px;
}
.metric-pill b{
  font-size: .98rem;
}
.metric-pill span{
  font-size: .78rem;
  color: var(--muted);
}

/* Portfolio filtrabile */
.filters-row{
  margin: 18px 0 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.filter-chip{
  border-radius: 999px;
  padding: 8px 14px;
  font-size: .86rem;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(9,13,28,.9);
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.filter-chip span{
  font-size: .9rem;
}
.filter-chip.is-active{
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  border-color: rgba(0,0,0,.5);
  color: #fff;
  transform: translateY(-1px);
}
.portfolio-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.portfolio-item{
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: radial-gradient(circle at top, rgba(31,140,249,.2), transparent 55%),
              rgba(7,11,27,.96);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.portfolio-item:hover{
  transform: translateY(-4px);
  border-color: rgba(0,212,255,.6);
  box-shadow: 0 18px 50px rgba(0,0,0,.6);
}
.portfolio-thumb{
  position: relative;
  overflow: hidden;
  max-height: 170px;
}
.portfolio-thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform .35s ease;
}
.portfolio-item:hover .portfolio-thumb img{
  transform: scale(1.08);
}
.portfolio-body{
  padding: 16px 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.portfolio-title{
  font-size: 1rem;
  margin: 0;
}
.portfolio-cat{
  font-size: .82rem;
  color: var(--muted);
}
.portfolio-tags{
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag{
  font-size: .75rem;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(0,0,0,.4);
  border: 1px solid rgba(255,255,255,.12);
  color: var(--muted);
}
.portfolio-meta{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
  font-size: .78rem;
  color: var(--muted);
}
.portfolio-meta span:first-child{
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.portfolio-meta i{
  font-size: .9rem;
}

[data-category].is-hidden{
  display: none !important;
}

@media (max-width: 720px){
  .page-hero{
    padding-top: 96px;
    text-align: left;
  }
  .case-meta{
    flex-direction: column;
    align-items: flex-start;
  }
  .portfolio-item{
    min-height: 0;
  }
}