/* Portfolio project detail page */

.portfolio-detail-hero {
  position: relative;
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  min-height: clamp(320px, 50vh, 560px);
  display: flex;
  align-items: flex-end;
  background-image: var(--portfolio-hero-image);
  background-size: cover;
  background-position: center;
  background-color: #0f172a;
}

.portfolio-detail-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.75) 100%);
}

.portfolio-detail-hero__inner {
  position: relative;
  z-index: 1;
  padding: calc(var(--header-height, 72px) + var(--space-2xl)) 0 var(--space-3xl);
}

.portfolio-detail-hero__category {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  font-size: 0.8rem;
  margin-bottom: var(--space-md);
  backdrop-filter: blur(8px);
}

.portfolio-detail-hero__title {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin: 0;
  max-width: 900px;
  line-height: 1.15;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.portfolio-detail__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.portfolio-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.portfolio-detail__grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-3xl);
  align-items: start;
}

.portfolio-detail__excerpt {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.portfolio-detail__section-title {
  font-size: 1.5rem;
  margin: var(--space-3xl) 0 var(--space-xl);
}

.portfolio-specs,
.portfolio-tech {
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.portfolio-specs__title,
.portfolio-tech__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.portfolio-specs__row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border, rgba(0,0,0,0.08));
  font-size: 0.92rem;
}

.portfolio-specs__row:last-child {
  border-bottom: 0;
}

.portfolio-specs__label {
  color: var(--text-muted);
  flex-shrink: 0;
}

.portfolio-specs__value {
  text-align: left;
  font-weight: 600;
}

.portfolio-specs__status--completed { color: #059669; }
.portfolio-specs__status--in_progress { color: #2563eb; }
.portfolio-specs__status--on_hold { color: #d97706; }
.portfolio-specs__status--planning { color: #7c3aed; }

.portfolio-tech__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(30, 86, 160, 0.12), rgba(99, 102, 241, 0.1));
  border: 1px solid rgba(30, 86, 160, 0.2);
  color: var(--primary, #1e56a0);
}

/* Gallery */
.portfolio-gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-lg);
}

.portfolio-gallery__item {
  margin: 0;
}

.portfolio-gallery__trigger {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  position: relative;
  border-radius: var(--border-radius-lg, 16px);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.portfolio-gallery__trigger img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.portfolio-gallery__trigger:hover img {
  transform: scale(1.05);
}

.portfolio-gallery__zoom {
  position: absolute;
  inset: auto auto 12px 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.portfolio-gallery__trigger:hover .portfolio-gallery__zoom {
  opacity: 1;
}

.portfolio-gallery__caption {
  margin-top: 0.65rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.portfolio-item__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

/* Lightbox */
.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

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

.portfolio-lightbox__figure {
  max-width: min(1100px, 95vw);
  margin: 0;
  text-align: center;
}

.portfolio-lightbox__img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 8px;
}

.portfolio-lightbox__caption {
  color: rgba(255,255,255,0.85);
  margin-top: var(--space-md);
  font-size: 0.95rem;
}

.portfolio-lightbox__close {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
}

.portfolio-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 1.25rem;
  cursor: pointer;
}

.portfolio-lightbox__nav--prev { right: 1rem; }
.portfolio-lightbox__nav--next { left: 1rem; }

.portfolio-similar__grid {
  margin-top: var(--space-xl);
}

@media (max-width: 992px) {
  .portfolio-detail__grid {
    grid-template-columns: 1fr;
  }

  .portfolio-detail__sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 640px) {
  .portfolio-detail__sidebar {
    grid-template-columns: 1fr;
  }

  .portfolio-gallery__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .portfolio-lightbox__nav {
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 420px) {
  .portfolio-gallery__grid {
    grid-template-columns: 1fr;
  }
}