/* ===== PORTFOLIO HERO ===== */
.portfolio-hero {
  padding: 4rem 1.25rem 2rem;
  background: var(--sand);
}

.portfolio-hero-inner {
  max-width: 700px;
  margin: 0 auto;
}

.portfolio-sub {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
}

/* ===== GRILLE PROJETS ===== */
.portfolio-grid-section {
  padding: 2rem 1.25rem 4rem;
  background: var(--sand);
}

.portfolio-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.project-card {
  background: var(--white);
  border-radius: var(--card-radius);
  overflow: hidden;
  border: 1.5px solid var(--sand-mid);
  cursor: pointer;
  transition: transform var(--ease), box-shadow var(--ease);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26, 26, 46, 0.1);
}

.project-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--sand-mid);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-thumb img {
  transform: scale(1.04);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 46, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--ease);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-overlay-text {
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--sun);
  color: var(--dark);
  padding: 0.5rem 1.25rem;
  border-radius: var(--pill-radius);
}

.project-info {
  padding: 1.25rem;
}

.project-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.2rem;
}

.project-sector {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: var(--pill-radius);
}

.tag-ocean { background: #E8F2FB; color: var(--ocean); }
.tag-green { background: var(--green-pale); color: var(--green); }
.tag-sun   { background: var(--sun-pale); color: #8A6800; }
.tag-terra { background: #FAEEE9; color: var(--terracotta); }

/* ===== CTA BAS DE PAGE ===== */
.portfolio-cta {
  padding: 3rem 1.25rem;
  background: var(--white);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.portfolio-cta p {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  font-style: italic;
  color: var(--dark);
}

/* ===== LIGHTBOX ===== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 46, 0.95);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox-img-wrap {
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img-wrap img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-img-wrap iframe {
  width: 90vw;
  max-width: 960px;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 8px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--white);
  cursor: pointer;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: background var(--ease);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-close {
  top: 1.25rem;
  right: 1.25rem;
  font-size: 1rem;
}

.lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-counter {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  letter-spacing: 0.08em;
}

@media (min-width: 720px) {
  .portfolio-hero {
    padding: 5rem 3rem 2.5rem;
  }

  .portfolio-grid-section {
    padding: 2rem 3rem 6rem;
  }

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