/* ===== CSS Variables ===== */
:root {
  /* New gradient + brand colors */
  --clr-gradient: linear-gradient(135deg, #655dff 0%, #ff6d6d 100%);
  --clr-primary : #655dff;
  --clr-accent  : #ff6d6d;

  /* Neutral surfaces / text */
  --clr-surface : #ffffff;
  --clr-text    : #1a1a1d;

  --gap: 1rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, sans-serif;

  /* 🎨 Apply your gradient backdrop */
  background: var(--clr-gradient) fixed;
  color: var(--clr-text);
}

/* Smooth fade between slides */
.modal-img {
  transition: opacity .35s ease;
  opacity: 1;
}
.modal-img.fade-out {
  opacity: 0;
}

/* Visually disable arrows at ends */
.modal-btn.disabled {
  opacity: .25;
  pointer-events: none;
}


/* === Responsive Grid === */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--gap);
  padding: var(--gap);
  max-width: 1400px;
  margin: 0 auto;
}

.gallery figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: var(--clr-surface);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: transform 0.25s;
  cursor: pointer;
}
.gallery figure:hover {
  transform: translateY(-4px);
}

.gallery img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

/* Caption overlay in grid */
.gallery figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.6),
    rgba(0, 0, 0, 0.15) 60%,
    transparent
  );
  color: #ffffff;
}

/* === Modal Styles === */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.85);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1000;
}
.modal.open {
  visibility: visible;
  opacity: 1;
}

.modal-img {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: 10px;
  animation: zoomIn 0.35s ease;
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0.5;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-caption {
  margin-top: 0.8rem;
  text-align: center;
  color: #eaeaea;
  font-size: 1rem;
}

/* Nav & close buttons */
.modal-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 3rem;
  line-height: 1;
  padding: 0.4rem 0.8rem;
  color: #ffffff;
  cursor: pointer;
  user-select: none;
}

.modal-btn:hover {
  /* subtle accent on hover */
  color: var(--clr-accent);
}

.prev-btn {
  left: 22px;
}
.next-btn {
  right: 22px;
}
.close-btn {
  top: 18px;
  right: 30px;
  font-size: 3.2rem;
  transform: none;
}

/* ========== MOBILE LAYOUT TWEAKS ========== */
@media (max-width: 600px) {

  /* 1️⃣  Gallery grid:  two thumbnails per row */
  .gallery {
    grid-template-columns: repeat(1, 1fr);
    gap: .75rem;
    padding: .75rem;
  }

  /* 2️⃣  Thumbnails: remove hover lift (no cursor) */
  .gallery figure:hover { transform: none; }

  /* 3️⃣  Caption overlay: slightly taller text & backdrop */
  .gallery figcaption {
    padding: .5rem .7rem;
    font-size: .95rem;
    background: linear-gradient(to top,
      rgba(0,0,0,.7),
      rgba(0,0,0,.25) 60%,
      transparent);
  }

  /* 4️⃣  Modal image: take up more screen height */
  .modal-img {
    max-width: 100vw;
    max-height: 82vh;
    border-radius: 0;               /* edge‑to‑edge look */
  }

  /* 5️⃣  Modal caption: overlay bottom of image instead of below */
  .modal-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: .9rem .8rem .7rem;
    background: linear-gradient(to top,
      rgba(0,0,0,.75),
      rgba(0,0,0,.15) 55%,
      transparent);
    font-size: .95rem;
    color: #fff;
    text-align: left;
  }

  /* 6️⃣  Navigation arrows: half‑height buttons centred vertically */
  .modal-btn {
    font-size: 2.5rem;
    padding: 0 .6rem;
  }
  .prev-btn { left: 6px; }
  .next-btn { right: 6px; }

  /* 7️⃣  Close button: smaller and closer to top‑right edge */
  .close-btn {
    top: 10px;
    right: 14px;
    font-size: 2.4rem;
  }
}