.mailing-list-popup {
  display: block;
  position: fixed;
  right: 12px;
  bottom: calc(var(--footer-height) + 18px + env(safe-area-inset-bottom, 0px));
  width: min(300px, calc(100vw - 24px));
  background: rgba(13, 13, 13, 0.4);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  padding: 18px;
  z-index: 10030;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
}

.mailing-list-popup.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(40px);
  filter: blur(10px);
}



.mailing-list-popup h3 {
  margin: 0 24px 10px 0;
  font-size: 1rem;
  cursor: grab;
  user-select: none;
}

.mailing-list-popup h3:active {
  cursor: grabbing;
}

.mailing-list-popup.is-dragging {
  cursor: grabbing;
}

.mailing-list-popup-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: #000;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
  line-height: 1;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10035;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  pointer-events: auto;
}

.mailing-list-popup-close:hover {
  background: var(--electric-blue);
  transform: scale(1.1) rotate(90deg);
}

.mailing-list-popup-close:active {
  transform: scale(0.95);
}

.mailing-list-popup-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mailing-list-popup-form input {
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  width: 100%;
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.2s;
}

.mailing-list-popup-form input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.mailing-list-popup-form input:focus {
  border-color: var(--electric-blue);
}

.mailing-list-popup-form button {
  padding: 8px;
  background: var(--electric-blue);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
}

.mailing-list-popup-status {
  margin-top: 8px;
  font-size: 12px;
  text-align: center;
}