.portfolio-overview {
  padding-top: 180px;
  padding-bottom: 120px;
}

.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 52px;
}

.filter-chip {
  min-height: 48px;
  padding: 0 22px;
  border-radius: 14px;
  border: 1px solid rgba(65, 125, 158, 0.6);
  background: transparent;
  color: var(--accent-blue-dark);
  cursor: pointer;
  transition: background-color 220ms ease, color 220ms ease, border-color 220ms ease, transform 220ms ease;
}

.filter-chip:hover {
  transform: translateY(-1px);
}

.filter-chip.is-active,
.filter-chip:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

.portfolio-grid {
  display: grid;
  gap: 20px;
}

.portfolio-card {
  position: relative;
  display: block;
  border-radius: 18px;
  overflow: hidden;
  min-height: 260px;
  box-shadow: var(--shadow-soft);
  transform: translateY(0);
  transition: transform 240ms ease, box-shadow 240ms ease;
}

.portfolio-card img {
  width: 100%;
  height: clamp(260px, 32vw, 370px);
  object-fit: cover;
  display: block;
  transform: scale(1);
  transition: transform 320ms ease, filter 320ms ease;
}

.portfolio-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18, 18, 18, 0.44), rgba(18, 18, 18, 0.08));
  transition: opacity 240ms ease;
}

.portfolio-card__title {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  width: calc(100% - 48px);
  text-align: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  color: #fff;
  pointer-events: none;
}


.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.12);
}

.portfolio-card:hover img {
  transform: scale(1.05);
  filter: saturate(1.04);
}

.portfolio-card:hover::after {
  opacity: 0.85;
}

@media (max-width: 809px) {
  .portfolio-overview {
    padding-top: 150px;
    padding-bottom: 90px;
  }

  .portfolio-filters {
    justify-content: flex-start;
    margin-bottom: 36px;
  }

  .portfolio-card img {
    height: 240px;
  }

  .portfolio-card__title {
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  width: calc(100% - 36px);
  font-size: 34px;
}
}