* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: sans-serif;
  background: #f5f5f5;
}

img {
  image-orientation: from-image;
}

/* ===== ICONS ===== */
.nav-arrow {
  position: fixed;
  bottom: 20px;
  z-index: 1000;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.nav-arrow:hover {
  opacity: 1;
}

.nav-arrow img {
  width: 32px;
  height: 32px;
}

.nav-arrow.left {
  left: 20px;
}

.nav-arrow.right {
  right: 20px;
}

.nav-arrow.hidden {
  display: none;
}




/* ===== GALLERY ===== */

.gallery {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow-x: scroll;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
}

.painting {
  flex: 0 0 50vw; /* 2 per screen */
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: start;
  cursor: pointer;
}

.painting img {
  max-width: 45vw;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* ===== MODAL ===== */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: none;
  z-index: 1000;
}

.modal-content {
  position: absolute;
  inset: 5vh 5vw;
  background: white;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 2rem;
  padding: 2rem;
  overflow: hidden;
}

.painting img {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.painting:hover img {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}


/* LEFT: scrollable images */
.modal-images {
  overflow-y: auto;
  display: flex;
  flex-direction: column-reverse;
  padding-right: 1rem;
}

.modal-images img {
  max-width: 100%;
  max-height: 85vh;
  width: auto;
  height: auto;
  object-fit: contain;
  margin-bottom: 2rem;
}

/* RIGHT: fixed text */
.modal-text {
  position: sticky;
  top: 0;
  align-self: start;
}

.modal-text h2 {
  margin-bottom: 10px;
}

.modal-text .date {
  opacity: 0.6;
  margin-bottom: 30px;
}

/* Close button */
.close {
  position: fixed;
  top: 20px;
  right: 30px;
  font-size: 28px;
  cursor: pointer;
  color: white;
  z-index: 1100;
}