/* Version Update Modal Overlay */
.version-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 1rem;
  box-sizing: border-box;
}

.version-modal-backdrop.show {
  opacity: 1;
  visibility: visible;
}

/* Modal Box */
.version-modal-card {
  background: #ffffff;
  color: #1e293b;
  width: 100%;
  max-width: 420px;
  border-radius: 16px;
  padding: 2rem 1.75rem 1.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
  text-align: center;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.version-modal-backdrop.show .version-modal-card {
  transform: translateY(0) scale(1);
}

/* Icon / Graphic */
.version-modal-icon {
  width: 56px;
  height: 56px;
  background: #eff6ff;
  color: #2563eb;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.version-modal-icon svg {
  width: 28px;
  height: 28px;
}

/* Typography */
.version-modal-title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
}

.version-modal-desc {
  margin: 0 0 1.5rem;
  font-size: 0.925rem;
  color: #64748b;
  line-height: 1.5;
}

/* Update Button */
.version-modal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: #2563eb;
  color: #ffffff;
  border: none;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
  box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3);
}

.version-modal-btn:hover {
  background: #1d4ed8;
}

.version-modal-btn:active {
  transform: scale(0.98);
}