.spm-subscribe-button {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 99999;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(0,0,0,.18);
  background: #111;
  color: #fff;
}
.spm-subscribe-button:disabled { opacity: .55; cursor: not-allowed; }
.spm-subscribe-status {
  position: fixed;
  right: 18px;
  bottom: 72px;
  z-index: 99999;
  max-width: 340px;
  font-size: 13px;
  line-height: 1.4;
  background: #fff;
  color: #222;
  padding: 8px 11px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,.12);
}
.spm-subscribe-status:empty { display:none; }

.spm-permission-panel[hidden] { display: none !important; }
.spm-permission-panel {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(0,0,0,.42);
}
.spm-permission-card {
  position: relative;
  width: min(440px, 100%);
  border-radius: 16px;
  background: #fff;
  color: #171717;
  box-shadow: 0 22px 70px rgba(0,0,0,.28);
  padding: 26px;
  font: inherit;
}
.spm-permission-card h3 {
  margin: 0 34px 10px 0;
  font-size: 21px;
  line-height: 1.25;
}
.spm-permission-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: #444;
}
.spm-permission-actions {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  flex-wrap: wrap;
}
.spm-permission-primary,
.spm-permission-secondary {
  appearance: none;
  border-radius: 10px;
  padding: 11px 15px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.spm-permission-primary {
  border: 1px solid #111;
  background: #111;
  color: #fff;
}
.spm-permission-secondary {
  border: 1px solid #d8d8d8;
  background: #fff;
  color: #222;
}
.spm-permission-primary:disabled,
.spm-permission-secondary:disabled { opacity: .55; cursor: wait; }
.spm-permission-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #555;
  font-size: 25px;
  line-height: 34px;
  cursor: pointer;
}
.spm-modal-open { overflow: hidden; }

@media (max-width: 520px) {
  .spm-subscribe-button {
    right: 12px;
    bottom: 12px;
    max-width: calc(100vw - 24px);
  }
  .spm-subscribe-status {
    right: 12px;
    bottom: 68px;
    max-width: calc(100vw - 24px);
  }
  .spm-permission-panel { align-items: flex-end; padding: 10px; }
  .spm-permission-card {
    width: 100%;
    border-radius: 16px 16px 10px 10px;
    padding: 24px 20px 20px;
  }
  .spm-permission-actions { flex-direction: column; }
  .spm-permission-primary,
  .spm-permission-secondary { width: 100%; }
}