/* ===== Projects / Gallery (scoped) ===== */
.projects {
  background: linear-gradient(#fff, #f8fafc);
}

.gallery-6 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.75rem, 2vw, 1rem);
}
@media (max-width: 900px) {
  .gallery-6 {
    grid-template-columns: repeat(2, 1fr);
  }
  .g-cap {
    display: none;
  }
}
@media (max-width: 560px) {
  .gallery-6 {
    grid-template-columns: 1fr;
  }
}

.g-item {
  list-style: none;
}
.g-link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.g-figure {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: #fff;
  isolation: isolate;
  margin: 0;
  margin-top: 0.8rem;
}
.g-figure img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3; /* consistent card heights */
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}
.g-cap {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 0.45rem 0.65rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #0b1220;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(229, 231, 235, 0.9);
  backdrop-filter: saturate(140%) blur(4px);
}

/* hover effects */
.g-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    60% 60% at 30% 10%,
    rgba(125, 211, 252, 0.15),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.35s ease;
}
.g-figure:hover img {
  transform: scale(1.05);
}
.g-figure:hover::after {
  opacity: 1;
}

/* ===== Lightbox ===== */
.lb {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  background: rgba(2, 6, 23, 0.75); /* dark slate */
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.lb[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.lb-figure {
  margin: 0;
  max-width: min(92vw, 1200px);
  max-height: 82vh;
  display: grid;
  gap: 0.5rem;
  place-items: center;
}
.lb-img {
  max-width: 100%;
  max-height: 72vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: var(--shadow);
  background: #000;
}
.lb-cap {
  color: #fff;
  text-align: center;
  padding: 0.25rem 0.75rem;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 10px;
}

.lb-close,
.lb-prev,
.lb-next {
  position: absolute;
  top: 16px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}
.lb-close {
  right: 16px;
  font-size: 28px;
  line-height: 1;
}
.lb-prev {
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
}
.lb-next {
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
}

.lb-close:hover,
.lb-prev:hover,
.lb-next:hover {
  background: rgba(255, 255, 255, 0.16);
}
.lb-prev:active,
.lb-next:active,
.lb-close:active {
  transform: translateY(-50%) scale(0.98);
}
.lb-close:active {
  transform: scale(0.98);
}

/* reduce motion */
@media (prefers-reduced-motion: reduce) {
  .lb {
    transition: none;
  }
  .lb-prev:active,
  .lb-next:active,
  .lb-close:active {
    transform: none;
  }
}

/* small screens: tuck caption under image with spacing */
@media (max-width: 520px) {
  .lb-img {
    max-height: 65vh;
  }
}