.portfolio {
  padding: clamp(48px, 8vw, 96px) 0;
  background: var(--color-gray-bg);
  overflow: hidden;
}

.portfolio__inner {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 5vw, 56px);
}

.portfolio__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(24px, 4vw, 48px);
}

.portfolio__heading {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.5vw, 12px);
  min-width: 0;
}

.portfolio__eyebrow {
  font-size: clamp(0.75rem, 1.2vw, 0.875rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray-light);
}

.portfolio__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
  color: var(--color-black);
}

.portfolio__nav {
  flex-shrink: 0;
}

.portfolio__nav[hidden] {
  display: none;
}

.portfolio__arrows {
  display: flex;
  gap: 8px;
}

.portfolio__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1.5px solid var(--color-black);
  border-radius: 50%;
  background: transparent;
  color: var(--color-black);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), opacity var(--transition);
}

.portfolio__arrow:hover:not(:disabled) {
  background: var(--color-black);
  color: var(--color-white);
}

.portfolio__arrow:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.portfolio__slider {
  --cols: 2;
  --gap: clamp(12px, 2vw, 20px);
}

.portfolio__track {
  display: flex;
  gap: var(--gap);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 4px;
}

.portfolio__track::-webkit-scrollbar {
  display: none;
}

.portfolio__slide {
  flex: 0 0 calc((100% - (var(--cols) - 1) * var(--gap)) / var(--cols));
  scroll-snap-align: start;
  min-width: 0;
}

.portfolio__indicator {
  margin-top: clamp(20px, 3vw, 32px);
}

.portfolio__indicator[hidden] {
  display: none;
}

.portfolio__indicator-track {
  position: relative;
  width: 100%;
  height: 3px;
  background: rgba(0, 0, 0, 0.12);
  border-radius: 2px;
  overflow: hidden;
}

.portfolio__indicator-thumb {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--color-black);
  border-radius: 2px;
  transition: left 0.15s ease, width 0.15s ease;
}

.portfolio-item {
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 1.5vw, 12px);
  width: 100%;
  padding: 0;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
}

.portfolio-item__media {
  display: block;
  overflow: hidden;
  border-radius: clamp(12px, 2vw, 18px);
  background: var(--color-white);
}

.portfolio-item__image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  transition: transform var(--transition);
}

.portfolio-item:hover .portfolio-item__image,
.portfolio-item:focus-visible .portfolio-item__image {
  transform: scale(1.04);
}

.portfolio-item:focus-visible {
  outline: 2px solid var(--color-black);
  outline-offset: 4px;
  border-radius: clamp(12px, 2vw, 18px);
}

.portfolio-item__title {
  font-size: clamp(0.75rem, 1.2vw, 0.875rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.3;
  color: var(--color-black);
}

.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 4vw, 40px);
}

.portfolio-lightbox[hidden] {
  display: none;
}

.portfolio-lightbox__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
}

.portfolio-lightbox__dialog {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: min(1200px, 100%);
  max-height: 100%;
  outline: none;
}

.portfolio-lightbox__close {
  position: absolute;
  top: clamp(16px, 4vw, 24px);
  right: clamp(16px, 4vw, 24px);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  cursor: pointer;
  transition: background var(--transition);
}

.portfolio-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.24);
}

.portfolio-lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(12px, 2vw, 20px);
  margin: 0;
  max-height: calc(100vh - clamp(32px, 8vw, 80px));
}

.portfolio-lightbox__image {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - clamp(80px, 12vw, 140px));
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: clamp(8px, 1.5vw, 12px);
}

.portfolio-lightbox__caption {
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
  text-align: center;
}

@media (min-width: 900px) {
  .portfolio__slider {
    --cols: 5;
  }
}

@media (max-width: 599px) {
  .portfolio__header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .portfolio__track {
    scroll-behavior: auto;
  }

  .portfolio__indicator-thumb {
    transition: none;
  }

  .portfolio-item__image {
    transition: none;
  }

  .portfolio-item:hover .portfolio-item__image,
  .portfolio-item:focus-visible .portfolio-item__image {
    transform: none;
  }
}