* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #bfe9e6;
  color: #221222;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  padding: 2rem 1rem 1rem;
}

.nav a {
  color: #221222;
  text-decoration: none;
  background: #fffaf4;
  border: 2px solid #221222;
  border-radius: 999px;
  padding: 0.8rem 1.6rem;
}

.header {
  text-align: center;
  padding: 1rem;
}

.header h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6rem);
  color: #e6a83c;
  text-shadow: 2px 2px 0 #8c5b1e;
}

.header p {
  margin: 0.5rem auto 2rem;
  max-width: 500px;
}

.gallery {
  width: min(1200px, 94vw);
  margin: 0 auto 4rem;
  display: grid;
  grid-template-columns: 160px 1fr 1fr;
  gap: 1.75rem;
}

.tile {
  position: relative;
  border: 2px solid #111;
  border-radius: 10px;
  overflow: hidden;
  padding: 0;
  background: white;
  cursor: pointer;
  aspect-ratio: 1 / 1;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tile:hover {
  transform: translateY(-5px);
  box-shadow: 8px 8px 0 rgba(0,0,0,0.2);
}

.tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(85%) contrast(1.05) brightness(0.9);
  transition: filter 0.25s ease, transform 0.25s ease;
}

.tile:hover img {
  filter: grayscale(0%) brightness(1.05) saturate(1.15);
  transform: scale(1.04);
}

.tile span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  color: white;
  opacity: 0;
  transform: translateY(10px);
  transition: 0.25s ease;
  text-align: left;
}

.tile:hover span {
  opacity: 1;
  transform: translateY(0);
}

.tile strong,
.tile em {
  display: block;
}

.tile em {
  font-size: 0.85rem;
  opacity: 0.85;
}

.note:hover img {
  filter: grayscale(0%) sepia(0.35) saturate(1.4);
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.88);
  display: none;
  place-items: center;
  padding: 2rem;
  z-index: 10;
}

.lightbox.active {
  display: grid;
}

.lightbox img {
  max-width: min(800px, 90vw);
  max-height: 70vh;
  border: 3px solid white;
  border-radius: 12px;
}

.lightbox-text {
  color: white;
  text-align: center;
}

.close {
  position: fixed;
  top: 1rem;
  right: 1.5rem;
  font-size: 3rem;
  color: white;
  background: none;
  border: none;
  cursor: pointer;
}

@media (max-width: 900px) {
  .gallery {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .gallery {
    grid-template-columns: 1fr;
  }

  .nav {
    flex-wrap: wrap;
  }
}