/* --- FOOTER & LAYOUT FIX --- */
#main {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-footer {
  background: #ffffff;
  color: #64748b;
  padding: 3.5rem 1.5rem;
  border-top: 1px solid #e2e8f0;
  margin-top: auto;
  text-align: center;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.footer-links { margin: 1.2rem 0; }
.footer-links a { color: #3b82f6; text-decoration: none; font-weight: 500; }
.footer-links .dot { margin: 0 10px; color: #cbd5e1; }
.footer-copyright { font-size: 0.85rem; opacity: 0.7; }

/* --- MOBILE SELECTION ACCESSIBILITY --- */
.drop-zone { position: relative; overflow: hidden; }
.drop-zone input[type=file] {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0; cursor: pointer; z-index: 10;
}