/* Portfolio index template: scroll-driven carousel (default) */
/* 1 card visible on mobile, 2 on desktop; theme vars for colours */

.portfolio-index {
  position: relative;
  min-height: 100vh;
  overflow-x: clip;
  min-width: 0;
}

.portfolio-index__sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: clamp(1.5rem, 4vw, 3.75rem);
  background: var(--bg-900, var(--color-background, #0c0c1f));
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  /* Let flex children shrink so a wide carousel track does not inflate page scrollWidth */
  min-width: 0;
}

.portfolio-index__heading {
  text-align: center;
  margin: 0 0 0.5rem;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--fg, var(--color-text-primary, #eaf4ff));
}

.portfolio-index__subtitle {
  text-align: center;
  margin: 0 0 1.5rem;
  font-size: 1rem;
  color: var(--muted, var(--color-text-muted, #cfe3ff));
}

.portfolio-index__toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.portfolio-index__filter-btn {
  padding: 0.5rem 1rem;
  border-radius: 1.5rem;
  border: 1px solid var(--line2, var(--color-border, rgba(37,99,235,0.12)));
  background: var(--glass, rgba(255,255,255,0.04));
  color: var(--fg, var(--color-text-primary));
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.portfolio-index__filter-btn:hover {
  color: var(--fg, var(--color-text-primary));
  border-color: var(--cta, var(--color-accent));
}

.portfolio-index__filter-btn--active {
  background: var(--color-accent);
  color: var(--color-on-accent, #fff);
  border-color: var(--color-accent);
  font-weight: 700;
}

.portfolio-index__filter-btn--active:hover,
.portfolio-index__filter-btn--active:focus-visible {
  color: var(--color-on-accent, #fff);
}

.portfolio-index__carousel {
  flex: 1;
  overflow: hidden;
  min-height: 0;
  min-width: 0;
}

.portfolio-index__track {
  display: flex;
  gap: 1.5rem;
  will-change: transform;
  padding-bottom: 0.5rem;
  /* Track is wider than the viewport by design; parent clips — avoid expanding layout ancestors */
  width: 100%;
  box-sizing: border-box;
}

/* Mobile only: animated translateX for button-driven carousel */
@media (max-width: 767px) {
  .portfolio-index__track {
    transition: transform 0.3s ease;
  }
}

/* Mobile-only nav: Previous / Next below carousel; hidden on desktop */
.portfolio-index__mobile-nav {
  display: none;
}
@media (max-width: 767px) {
  .portfolio-index__mobile-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.25rem;
    padding: 0.5rem 0;
  }
}
.portfolio-index__mobile-nav-btn {
  padding: 0.625rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--line2, var(--color-border));
  background: var(--glass, rgba(255,255,255,0.04));
  color: var(--fg, var(--color-text-primary));
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, opacity 0.2s;
}
.portfolio-index__mobile-nav-btn:hover:not(:disabled),
.portfolio-index__mobile-nav-btn:focus-visible {
  background: rgba(37,99,235,0.15);
  border-color: var(--cta, var(--color-accent));
}
.portfolio-index__mobile-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
@media (min-width: 768px) {
  .portfolio-index__mobile-nav {
    display: none !important;
  }
}

/* 1 card in view on mobile, 2 on desktop; scroll-driven on both. */
.portfolio-index__card {
  flex-shrink: 0;
  min-width: calc(100% - 0.5rem);
  max-width: calc(100% - 0.5rem);
  background: var(--glass, rgba(255,255,255,0.04));
  border: 1px solid var(--line2, var(--color-border));
  border-radius: 1rem;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-index__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

@media (min-width: 768px) {
  .portfolio-index__card {
    min-width: calc(50% - 0.75rem);
    max-width: calc(50% - 0.75rem);
  }
}

.portfolio-index__card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.portfolio-index__card-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(255,255,255,0.04);
}

.portfolio-index__card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-index__card-img--placeholder {
  object-fit: contain;
}

.portfolio-index__card-body {
  padding: 1.25rem 1.5rem;
}

.portfolio-index__card-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(37,99,235,0.15);
  /* Default (non-hover): primary text colour (white) for accessibility */
  color: var(--color-text-primary, #fff);
  border: 1px solid rgba(37,99,235,0.25);
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}

.portfolio-index__card-link:hover .portfolio-index__card-badge {
  color: var(--cta, var(--color-accent));
}

.portfolio-index__card-title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  /* Default (non-hover): primary text colour (white) for accessibility */
  color: var(--color-text-primary, #fff);
  transition: color 0.2s;
}

.portfolio-index__card-link:hover .portfolio-index__card-title {
  color: var(--cta, var(--color-accent));
}

.portfolio-index__card-desc {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  color: var(--muted, var(--color-text-muted));
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.portfolio-index__card-cta {
  font-size: 0.875rem;
  font-weight: 600;
  /* Default (non-hover): primary text colour (white) for accessibility */
  color: var(--color-text-primary, #fff);
  transition: color 0.2s;
}

.portfolio-index__card-link:hover .portfolio-index__card-cta {
  color: var(--cta, var(--color-accent));
}

/* For-sale badge */
.portfolio-index__card-badge--sale {
  background: #059669 !important;
  color: #fff !important;
  font-size: 0.7rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Sale overlay on image */
.portfolio-index__card-sale-overlay {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: #059669;
  color: #fff;
  border-radius: 0.5rem;
  padding: 0.35rem 0.65rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.1;
  z-index: 5;
  pointer-events: none;
}

.portfolio-index__card-sale-price {
  font-size: 1rem;
  font-weight: 800;
}

.portfolio-index__card-sale-label {
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.9;
}

.portfolio-index__card--for-sale .portfolio-index__card-media {
  position: relative;
}

.portfolio-index__card-note {
  font-size: 0.75rem;
  color: #059669;
  font-weight: 600;
  margin: 0.25rem 0 0.25rem;
}

/* Empty state */
.portfolio-index__empty {
  padding: 4rem 1.5rem;
  text-align: center;
}

.portfolio-index__empty-inner {
  max-width: 28rem;
  margin: 0 auto;
}

.portfolio-index__empty-icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  color: var(--muted, var(--color-text-muted));
}

.portfolio-index__empty-title {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--fg, var(--color-text-primary));
}

.portfolio-index__empty-text {
  margin: 0 0 1.5rem;
  color: var(--muted, var(--color-text-muted));
}

/* Pagination */
.portfolio-index__pagination {
  padding: 2rem 1.5rem;
  display: flex;
  justify-content: center;
}

.portfolio-index__pagination-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.portfolio-index__pagination-btn {
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--line2, var(--color-border));
  background: var(--glass, rgba(255,255,255,0.04));
  color: var(--fg, var(--color-text-primary));
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.2s, border-color 0.2s;
}

.portfolio-index__pagination-btn:hover {
  background: rgba(37,99,235,0.1);
  border-color: var(--cta, var(--color-accent));
}

.portfolio-index__pagination-btn--active {
  background: var(--cta, var(--color-accent));
  color: #001022;
  border-color: var(--cta, var(--color-accent));
}

/* Home page: same as portfolio – 2 cards in view on desktop, 1 on mobile with left/right */
.projects-section-anchor {
  scroll-margin-top: 1rem;
}
/* min-height must be >= 100vh so scroll-driven carousel has scroll room */
.portfolio-index--home {
  height: 100vh;
  overflow: hidden;
}
@media (min-width: 768px) {
  .portfolio-index--home {
    height: 100vh;
    overflow: hidden;
  }
}
.portfolio-index--home .portfolio-index__sticky {
  position: sticky;
  top: 0;
  height: auto;
  min-height: 0;
  padding-bottom: 1rem;
  box-sizing: border-box;
}
.portfolio-index--home .portfolio-index__carousel {
  flex: 1;
  height: 100%;
  overflow-y: hidden;
}
.portfolio-index--home .portfolio-index__mobile-nav {
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding: 0.25rem 0;
}
.portfolio-index--home .portfolio-index__home-cta {
  margin-top: 0.5rem;
  padding-top: 0.25rem;
}
/* Card widths inherited from main .portfolio-index__card: 2 per view desktop, 1 mobile – no override */
.portfolio-index__home-cta {
  display: flex;
  justify-content: center;
  margin-top: 1.5rem;
  padding-top: 0.5rem;
}
.portfolio-index__home-cta .btn {
  font-weight: 600;
}