.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(52, 34, 34, 0.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-premium);
}

.modal-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--ink);
  padding: var(--sp-8) var(--sp-6);
  max-width: 480px;
  width: calc(100% - 48px);
  text-align: center;
  transform: translateY(16px) scale(0.98);
  opacity: 0;
  transition: transform 0.5s var(--ease-premium), opacity 0.5s var(--ease-premium);
}

.modal-overlay.is-open .modal-box {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.modal-close {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  font-size: 18px;
  line-height: 1;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(32px, 5vw, 44px);
  line-height: 1.1;
  margin-bottom: var(--sp-3);
}

.modal-subtext {
  font-weight: 700;
  font-size: 15px;
  margin-bottom: var(--sp-4);
}

.modal-form {
  display: flex;
  gap: var(--sp-2);
}

.modal-form input[type="email"] {
  flex: 1;
  border: 1px solid var(--ink);
  background: transparent;
  padding: var(--sp-2) var(--sp-3);
  font-size: 15px;
}

.modal-form button {
  width: 48px;
  background: var(--ink);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.modal-success {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
  display: none;
}

.modal-overlay.is-submitted .modal-form { display: none; }
.modal-overlay.is-submitted .modal-success { display: block; }