/* Portfolio Page Styles */

/* ══════════════════════════════════════════════════════════════
   PORTFOLIO GRID PAGE
   ══════════════════════════════════════════════════════════════ */

/* ── Portfolio Hero ── */
.portfolio-hero {
  padding-top: calc(80px + var(--section-py));
  padding-bottom: var(--space-8);
}

.portfolio-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--weight-light);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

/* ── Filter Tabs ── */
.portfolio-filters {
  padding-bottom: var(--space-6);
}

.portfolio-filters__tabs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-2);
}

.portfolio-filters__tabs::-webkit-scrollbar {
  display: none;
}

.portfolio-filters__tab {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  white-space: nowrap;
}

.portfolio-filters__tab:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.portfolio-filters__tab:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.portfolio-filters__tab.is-active {
  color: var(--color-white);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

@media (min-width: 768px) {
  .portfolio-filters__tabs {
    justify-content: center;
    overflow-x: visible;
  }
}

/* ── Masonry Grid (CSS Columns) ── */
.portfolio-masonry {
  columns: 1;
  column-gap: var(--space-5);
}

.portfolio-masonry__item {
  display: block;
  break-inside: avoid;
  margin-bottom: var(--space-5);
  overflow: hidden;
  position: relative;
}

/* Varying heights for masonry effect */
.portfolio-masonry__item {
  height: 300px;
}

.portfolio-masonry__item--medium {
  height: 380px;
}

.portfolio-masonry__item--tall {
  height: 460px;
}

.portfolio-masonry__item .placeholder-img {
  width: 100%;
  height: 100%;
}

/* Filter transition helper — hidden items */
.portfolio-masonry__item.is-hidden {
  display: none;
}

@media (min-width: 768px) {
  .portfolio-masonry {
    columns: 2;
  }
}

@media (min-width: 1024px) {
  .portfolio-masonry {
    columns: 3;
  }
}

/* ══════════════════════════════════════════════════════════════
   SINGLE PROJECT PAGE
   ══════════════════════════════════════════════════════════════ */

/* ── Project Hero ── */
.project-hero {
  position: relative;
  width: 100%;
  height: 60vh;
  min-height: 400px;
  max-height: 750px;
  overflow: hidden;
}

.project-hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 26, 26, 0.65) 0%,
    rgba(26, 26, 26, 0.2) 50%,
    transparent 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: var(--space-8) var(--container-px);
  text-align: center;
}

.project-hero__badge {
  margin-bottom: var(--space-4);
}

.project-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--weight-light);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-white);
}

@media (min-width: 768px) {
  .project-hero {
    height: 75vh;
  }
}

/* ── Project Info ── */
.project-info__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.project-info__content {
  max-width: 65ch;
}

.project-info__lead {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-light);
  line-height: var(--leading-snug);
  color: var(--color-text);
  margin-bottom: var(--space-5);
}

.project-info__content p {
  color: var(--color-text-body);
  line-height: var(--leading-relaxed);
}

/* Metadata Sidebar */
.project-meta {
  border-top: 1px solid var(--color-border);
}

.project-meta__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.project-meta__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.project-meta__value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
}

@media (min-width: 768px) {
  .project-info__layout {
    grid-template-columns: 1fr 320px;
    gap: var(--space-10);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .project-info__layout {
    grid-template-columns: 1fr 360px;
    gap: var(--space-12);
  }
}

/* ── Project Gallery ── */
.project-gallery__row {
  margin-bottom: var(--space-5);
}

.project-gallery__row:last-child {
  margin-bottom: 0;
}

/* Full-width row */
.project-gallery__row--full .project-gallery__image {
  width: 100%;
  aspect-ratio: 16 / 9;
}

/* Split row (side-by-side) */
.project-gallery__row--split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.project-gallery__row--split .project-gallery__image {
  width: 100%;
  aspect-ratio: 4 / 5;
}

@media (min-width: 768px) {
  .project-gallery__row--split {
    grid-template-columns: 1fr 1fr;
  }
}

/* ── Next / Previous Project Navigation ── */
.project-nav {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--color-border);
}

.project-nav__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-8) var(--container-px);
  text-decoration: none;
  transition: background-color var(--duration-base) var(--ease-out);
}

.project-nav__link:hover {
  background-color: var(--color-cream-light);
}

.project-nav__link--prev {
  border-bottom: 1px solid var(--color-border);
}

.project-nav__link--next {
  text-align: right;
  align-items: flex-end;
}

.project-nav__direction {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.project-nav__name {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-light);
  color: var(--color-text);
  line-height: var(--leading-snug);
  transition: color var(--duration-fast) var(--ease-out);
}

.project-nav__link:hover .project-nav__name {
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .project-nav {
    grid-template-columns: 1fr 1fr;
  }

  .project-nav__link--prev {
    border-bottom: none;
    border-right: 1px solid var(--color-border);
  }

  .project-nav__link {
    padding: var(--space-10) var(--space-8);
  }
}