.preview-notice__chip {
  position: fixed;
  z-index: 86;
  right: 1.25rem;
  bottom: 1.25rem;
  display: inline-flex;
  min-height: 2.65rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  align-items: center;
  background: rgba(23, 24, 22, 0.92);
  box-shadow: 0 0.65rem 1.8rem rgba(0, 0, 0, 0.2);
  color: #fffdf7;
  cursor: pointer;
  font: 750 0.7rem/1 ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0.02em;
  backdrop-filter: blur(10px);
  transition: transform 180ms ease, background-color 180ms ease;
}

.preview-notice__chip:hover {
  transform: translateY(-2px);
  background: #2c2e29;
}

.preview-notice__chip:focus-visible,
.preview-notice__close:focus-visible {
  outline: 3px solid #dce94f;
  outline-offset: 3px;
}

.preview-notice__dialog {
  width: min(760px, calc(100vw - 2rem));
  max-width: none;
  max-height: calc(100dvh - 2rem);
  padding: 0;
  overflow: auto;
  border: 0;
  border-radius: 1.25rem;
  background: #f2eee5;
  color: #171816;
  box-shadow: 0 2rem 8rem rgba(0, 0, 0, 0.42);
}

.preview-notice__dialog::backdrop {
  background: rgba(9, 10, 9, 0.82);
  backdrop-filter: blur(8px);
}

.preview-notice__panel {
  position: relative;
}

.preview-notice__header {
  position: sticky;
  z-index: 2;
  top: 0;
  display: flex;
  min-height: 4.25rem;
  padding: 0.8rem 1rem 0.8rem 1.5rem;
  border-bottom: 1px solid rgba(23, 24, 22, 0.14);
  align-items: center;
  justify-content: flex-end;
  background: rgba(242, 238, 229, 0.94);
  backdrop-filter: blur(14px);
}

.preview-notice__close {
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  padding: 0;
  border: 1px solid rgba(23, 24, 22, 0.18);
  border-radius: 50%;
  place-items: center;
  background: transparent;
  color: #171816;
  cursor: pointer;
}

.preview-notice__close:hover {
  background: #171816;
  color: #fffdf7;
}

.preview-notice__close svg {
  width: 1.2rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.preview-notice__content {
  padding: clamp(1.5rem, 5vw, 3.5rem);
  font: 400 0.95rem/1.7 ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.preview-notice__content h2,
.preview-notice__content h3,
.preview-notice__content p,
.preview-notice__content ul {
  margin: 0;
}

.preview-notice__content h2 {
  margin-bottom: 1.4rem;
  font-size: clamp(2.25rem, 7vw, 4.25rem);
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.preview-notice__content h3 {
  margin-top: 2.5rem;
  margin-bottom: 0.65rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(23, 24, 22, 0.14);
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.preview-notice__content p + p {
  margin-top: 0.85rem;
}

.preview-notice__content ul {
  display: grid;
  margin-block: 0.85rem 1.1rem;
  padding-left: 1.2rem;
  gap: 0.25rem;
}

.preview-notice__content li::marker {
  color: #ff6b18;
}

.preview-notice__content footer {
  margin-top: 2.75rem;
  padding: 1.4rem;
  border-radius: 0.85rem;
  background: #171816;
  color: #fffdf7;
}

.preview-notice__content footer p:last-child {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.84rem;
}

@media (max-width: 560px) {
  .preview-notice__chip {
    right: 0.75rem;
    bottom: 0.75rem;
  }

  .preview-notice__dialog {
    width: calc(100vw - 1rem);
    max-height: calc(100dvh - 1rem);
    border-radius: 0.9rem;
  }

  .preview-notice__content {
    padding: 1.25rem;
    font-size: 0.88rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .preview-notice__chip,
  .preview-notice__close {
    transition: none;
  }
}