/* Portfolio index — extends blog archive layout */

.portfolio-index-page .page-banner-title {
  background: linear-gradient(180deg, #ffffff 30%, rgba(255,255,255,0.72) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.portfolio-index-page .page-banner-inner > :nth-child(2) { animation-delay: 0.15s; }
.portfolio-index-page .page-banner-inner > :nth-child(3) { animation-delay: 0.25s; }

.portfolio-index-page .page-banner-sub {
  max-width: 620px;
  margin-top: 22px;
}

.portfolio-index-page .pi-load-more-wrap {
  padding: 20px 0 90px;
}

.portfolio-index-page .pi-load-more-wrap .pi-load-more-btn {
  min-width: 220px;
}

.portfolio-index-page .pi-load-more-btn:disabled,
.portfolio-index-page .pi-load-more-btn.is-disabled {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: none;
  cursor: not-allowed;
  opacity: 1;
}

.portfolio-index-page .pi-load-more-btn:disabled:hover,
.portfolio-index-page .pi-load-more-btn.is-disabled:hover {
  opacity: 1;
}

.portfolio-index-page .bi-card--static {
  cursor: default;
}

.portfolio-index-page .bi-card--post .bi-card-img {
  aspect-ratio: 4 / 3;
}

.portfolio-index-page .bi-card--static .bi-post-body {
  padding-bottom: 24px;
}

.portfolio-index-page .bi-card--static .bi-excerpt {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin-bottom: 12px;
}

.portfolio-index-page .pi-view-project {
  align-self: flex-start;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  color: #ffec00;
  cursor: pointer;
  transition: color 0.2s ease;
}

.portfolio-index-page .pi-view-project:hover {
  color: #fff;
}

.portfolio-index-page .pi-view-project:focus-visible {
  outline: 2px solid #ffec00;
  outline-offset: 2px;
  border-radius: 2px;
}

.portfolio-index-page .pi-view-project[hidden] {
  display: none;
}

.portfolio-index-page .pi-img-trigger {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  margin: 0;
  background: none;
  cursor: zoom-in;
  position: relative;
  text-align: left;
}

.portfolio-index-page .pi-img-trigger picture,
.portfolio-index-page .pi-img-trigger img {
  width: 100%;
  height: 100%;
  display: block;
}

.portfolio-index-page .pi-img-trigger > picture img {
  object-fit: cover;
  transition: opacity 0.28s ease, transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.portfolio-index-page .bi-card--static:hover .pi-img-trigger > picture img {
  transform: scale(1.03);
}

.portfolio-index-page .pi-img-trigger::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.55) 100%);
  opacity: 0;
  transition: opacity 0.22s;
  z-index: 2;
  pointer-events: none;
}

.portfolio-index-page .pi-card--multi .pi-img-trigger::before {
  opacity: 1;
}

.portfolio-index-page .bi-card--static:hover .pi-img-trigger::before,
.portfolio-index-page .pi-img-trigger:focus-visible::before {
  background: linear-gradient(145deg, rgba(0,0,0,0.12) 0%, rgba(0,0,0,0.55) 100%);
  opacity: 1;
}

.portfolio-index-page .pi-img-trigger:focus-visible {
  outline: 2px solid #ffec00;
  outline-offset: -2px;
}

.portfolio-index-page .pi-img-trigger .sd-zoom-hint {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.92);
  z-index: 4;
}

.portfolio-index-page .bi-card--static:hover .sd-zoom-hint,
.portfolio-index-page .pi-img-trigger:focus-visible .sd-zoom-hint {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* Stacked thumbnail previews */
.portfolio-index-page .pi-thumb-stack {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: flex;
  align-items: flex-end;
  z-index: 3;
  pointer-events: none;
}

.portfolio-index-page .pi-thumb-mini {
  width: 54px;
  height: 38px;
  border-radius: 7px;
  overflow: hidden;
  border: 2px solid rgba(255,255,255,0.95);
  box-shadow: 0 6px 18px rgba(0,0,0,0.5);
  background: #111;
  flex-shrink: 0;
  transform: rotate(-6deg) translateY(2px);
}

.portfolio-index-page .pi-thumb-mini--back {
  margin-left: -16px;
  transform: rotate(5deg) translateY(-6px);
  z-index: 2;
}

.portfolio-index-page .pi-thumb-mini img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Gallery lightbox */
.portfolio-index-page .pi-lightbox {
  padding: 20px 16px;
}

.portfolio-index-page .pi-lightbox-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(100%, 1100px);
  max-height: 92vh;
}

.portfolio-index-page .pi-lightbox-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
}

.portfolio-index-page .pi-lightbox .sd-lightbox-img {
  max-width: 100%;
  max-height: min(62vh, 720px);
  margin: 0;
}

.portfolio-index-page .pi-lightbox-meta {
  width: 100%;
  margin-top: 22px;
  padding: 0 56px;
  flex-shrink: 0;
}

.portfolio-index-page .pi-lightbox-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 18px;
}

.portfolio-index-page .pi-lightbox-cat {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffd800;
}

.portfolio-index-page .pi-lightbox-title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.portfolio-index-page .pi-lightbox-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255,255,255,0.62);
}

.portfolio-index-page .pi-lightbox-thumbs {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.portfolio-index-page .pi-lightbox-thumb {
  width: 76px;
  height: 54px;
  padding: 0;
  border: 2px solid rgba(255,255,255,0.14);
  border-radius: 8px;
  overflow: hidden;
  background: #111;
  cursor: pointer;
  opacity: 0.62;
  transition: opacity 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.portfolio-index-page .pi-lightbox-thumb:hover {
  opacity: 0.92;
  border-color: rgba(255,255,255,0.28);
}

.portfolio-index-page .pi-lightbox-thumb.active {
  opacity: 1;
  border-color: #ffec00;
  transform: translateY(-2px);
}

.portfolio-index-page .pi-lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-index-page .pi-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(0,0,0,0.45);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, opacity 0.2s;
  z-index: 2;
}

.portfolio-index-page .pi-lightbox-nav:hover:not(:disabled) {
  background: rgba(255,236,0,0.15);
  border-color: rgba(255,236,0,0.45);
  color: #ffec00;
}

.portfolio-index-page .pi-lightbox-nav:disabled {
  opacity: 0.25;
  cursor: default;
}

.portfolio-index-page .pi-lightbox-nav svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.portfolio-index-page .pi-lightbox-prev { left: 0; }
.portfolio-index-page .pi-lightbox-next { right: 0; }

@media (max-width: 680px) {
  .portfolio-index-page .pi-thumb-mini {
    width: 44px;
    height: 32px;
  }

  .portfolio-index-page .pi-thumb-mini--back {
    margin-left: -12px;
  }

  .portfolio-index-page .pi-lightbox-meta {
    padding: 0 4px;
    margin-top: 16px;
  }

  .portfolio-index-page .pi-lightbox-title {
    font-size: 17px;
  }

  .portfolio-index-page .pi-lightbox .sd-lightbox-img {
    max-height: 48vh;
  }

  .portfolio-index-page .pi-lightbox-nav {
    width: 40px;
    height: 40px;
  }

  .portfolio-index-page .pi-lightbox-thumb {
    width: 64px;
    height: 46px;
  }
}