:root {
  --green: #164f3a;
  --cream: #f7f7ef;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--green);
  font-family: Arial, Helvetica, sans-serif;
}

.site-artwork {
  position: relative;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  line-height: 0;
  overflow: hidden;
}

.page-image {
  display: block;
  width: 100%;
  height: auto;
}

/* Navigation overlays keep the artwork itself unchanged. */
.contact-link,
.home-link {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid rgba(255,255,255,.75);
  border-radius: 4px;
  background: var(--green);
  color: white;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(0,0,0,.16);
  transition: transform .18s ease, background .18s ease;
}

.contact-link:hover,
.home-link:hover {
  transform: translateY(-2px);
  background: #0e3d2c;
}

/* Homepage: place the button in the dark contact section. */
.contact-link {
  left: 85%;
  top: 76%;
  transform: translate(-50%, -50%);
}
.contact-link:hover { transform: translate(-50%, calc(-50% - 2px)); }

/* Contact page: small return link near the lower CTA area. */
.home-link {
  left: 85%;
  bottom: 19%;
  transform: translateX(-50%);
}
.home-link:hover { transform: translate(-50%, -2px); }

@media (max-width: 700px) {
  .contact-link,
  .home-link {
    min-height: 40px;
    padding: 0 16px;
    font-size: 13px;
  }
  .contact-link {
    left: 13%;
    top: 83%;
  }

  .home-link {
    left: 17%;
    bottom: 16%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .contact-link, .home-link { transition: none; }
}