/* =========================================================================
   N-PORTFOLIO PROJECTS – Portfolio grid with filters
   ========================================================================= */

.n-portfolio-projects {
  --vf-reveal-distance: 24px;
  --vf-reveal-duration: 0.82s;
  --vf-reveal-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --n-portfolio-projects-columns: 3;
  --n-portfolio-projects-gap: 28px;
  --n-portfolio-projects-radius: 0px;
  width: 100%;
  overflow: hidden;
}

.n-portfolio-projects__inner {
  width: min(100%, var(--vf-max-width, 1500px));
  margin: 0 auto;
  padding: 0 var(--vf-section-gutter, clamp(1.5rem, 3vw, 4rem));
}

.n-portfolio-projects__header {
  max-width: min(100%, 52rem);
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  text-align: center;
}

.n-portfolio-projects__eyebrow {
  display: inline-block;
  margin-bottom: var(--vf-section-eyebrow-gap, 1.25rem);
  font-family: var(--vf-font-body, 'Montserrat', sans-serif);
  font-size: var(--vf-section-eyebrow-size, clamp(0.65rem, 0.9vw, 0.8rem));
  letter-spacing: var(--vf-tracking-wider, 0.25em);
  text-transform: uppercase;
  color: var(--vf-color-primary, #1a1a1a);
}

.n-portfolio-projects__heading {
  margin: 0;
  font-family: var(--vf-font-heading, 'Cormorant Garamond', serif);
  font-size: var(--vf-section-heading-size, clamp(2rem, 3.8vw, 3.9rem));
  font-weight: 300;
  letter-spacing: var(--vf-section-heading-tracking, 0.12em);
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--vf-color-primary, #1a1a1a);
}

.n-portfolio-projects__intro {
  max-width: 44rem;
  margin: var(--vf-section-heading-gap, 1.5rem) auto 0;
  font-family: var(--vf-font-body, 'Montserrat', sans-serif);
  font-size: var(--vf-section-copy-size, clamp(0.92rem, 1.1vw, 1rem));
  line-height: var(--vf-section-copy-line-height, 1.85);
  color: var(--vf-color-secondary, #4a4a4a);
}

.n-portfolio-projects__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.n-portfolio-projects__filter {
  appearance: none;
  border: 1px solid var(--vf-color-border, #e8e8e8);
  background: transparent;
  padding: 0.9rem 1.35rem;
  font-family: var(--vf-font-body, 'Montserrat', sans-serif);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: var(--vf-tracking-wider, 0.25em);
  text-transform: uppercase;
  color: var(--vf-color-primary, #1a1a1a);
  cursor: pointer;
  transition:
    background-color 0.28s ease,
    color 0.28s ease,
    border-color 0.28s ease,
    opacity 0.28s ease;
}

.n-portfolio-projects__filter:hover,
.n-portfolio-projects__filter:focus-visible,
.n-portfolio-projects__filter.is-active {
  background: var(--vf-color-primary, #1a1a1a);
  border-color: var(--vf-color-primary, #1a1a1a);
  color: #fff;
  opacity: 1;
  outline: none;
}

.n-portfolio-projects__grid {
  display: grid;
  grid-template-columns: repeat(
    var(--n-portfolio-projects-columns),
    minmax(0, 1fr)
  );
  gap: var(--n-portfolio-projects-gap);
}

.n-portfolio-projects__card {
  opacity: 0;
  transform: translate3d(0, var(--vf-reveal-distance), 0);
  transition:
    opacity var(--vf-reveal-duration) var(--vf-reveal-ease),
    transform var(--vf-reveal-duration) var(--vf-reveal-ease),
    opacity 0.24s ease;
}

.n-portfolio-projects.is-visible .n-portfolio-projects__card {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.n-portfolio-projects.is-visible .n-portfolio-projects__card:nth-child(2n) {
  transition-delay: 0.08s;
}

.n-portfolio-projects.is-visible .n-portfolio-projects__card:nth-child(3n) {
  transition-delay: 0.14s;
}

.n-portfolio-projects__card.is-hidden {
  display: none;
}

.n-portfolio-projects__card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  opacity: 1;
}

.n-portfolio-projects__card-link:hover,
.n-portfolio-projects__card-link:focus,
.n-portfolio-projects__card-link:active {
  opacity: 1;
}

.n-portfolio-projects__card-link:focus-visible {
  outline: 2px solid var(--vf-color-primary, #1a1a1a);
  outline-offset: 6px;
}

.n-portfolio-projects__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: var(--n-portfolio-projects-radius);
  background: var(--vf-color-bg-alt, #f9f8f6);
}

.n-portfolio-projects__media.is-placeholder {
  display: grid;
  place-items: center;
  border: 1px solid var(--vf-color-border, #e8e8e8);
}

.n-portfolio-projects
  .n-portfolio-projects__media
  > .n-portfolio-projects__image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100% !important;
  height: 100% !important;
  min-height: 100%;
  max-width: none !important;
  object-fit: cover !important;
  transition: transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.n-portfolio-projects__card:hover .n-portfolio-projects__image,
.n-portfolio-projects__card:focus-within .n-portfolio-projects__image {
  transform: scale(1.03);
}

.n-portfolio-projects__placeholder-text {
  padding: 1rem;
  font-family: var(--vf-font-body, 'Montserrat', sans-serif);
  font-size: 0.72rem;
  letter-spacing: var(--vf-tracking-wider, 0.25em);
  text-transform: uppercase;
  color: var(--vf-color-muted, #8c8c8c);
}

.n-portfolio-projects__content {
  padding-top: 1rem;
}

.n-portfolio-projects__card-title {
  margin: 0;
  font-family: var(--vf-font-heading, 'Cormorant Garamond', serif);
  font-size: clamp(1.35rem, 2vw, 1.9rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vf-color-primary, #1a1a1a);
}

.n-portfolio-projects__empty {
  text-align: center;
  color: var(--vf-color-secondary, #4a4a4a);
}

.n-portfolio-projects__status {
  margin: 1.5rem 0 0;
  text-align: center;
  font-family: var(--vf-font-body, 'Montserrat', sans-serif);
  font-size: 0.72rem;
  letter-spacing: var(--vf-tracking-wider, 0.25em);
  text-transform: uppercase;
  color: var(--vf-color-muted, #8c8c8c);
}

.n-portfolio-projects__sentinel {
  width: 100%;
  height: 1px;
}

@media (max-width: 1024px) {
  .n-portfolio-projects__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .n-portfolio-projects__filters {
    justify-content: flex-start;
  }

  .n-portfolio-projects__grid {
    grid-template-columns: 1fr;
  }

  .n-portfolio-projects__intro {
    max-width: 100%;
  }
}