.landing-popup {
  position: fixed;
  inset: 0;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 20px;
  border: 0;
  background: transparent;
  color: #d6d6d6;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, sans-serif;
  overflow: auto;
  overscroll-behavior: contain;
}
.landing-popup[open] { display: flex; }
.landing-popup[hidden] { display: none; }
.landing-popup::backdrop { background: rgba(0, 0, 0, .6); }
.landing-popup-shell {
  position: relative;
  flex: none;
  box-sizing: border-box;
  width: var(--popup-width, 420px);
  max-width: 100%;
  margin: auto;
  padding-top: 44px;
  animation: landing-popup-enter .25s cubic-bezier(.2, .8, .2, 1);
}
.landing-popup-title {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.landing-popup-card {
  border-radius: 16px;
  overflow: hidden;
  background: #111;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45);
}
.landing-popup button {
  box-sizing: border-box;
  border: 0;
  font-family: inherit;
  cursor: pointer;
}
.landing-popup-x {
  position: absolute;
  top: 0;
  right: 0;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  font-size: 24px;
  line-height: 1;
}
.landing-popup-x:hover { background: rgba(255, 255, 255, .28); }
.landing-popup button:focus-visible { outline: none; background-color: rgba(255, 255, 255, .18); }
.landing-popup-image { display: block; width: 100%; height: auto; }
.landing-popup-notes {
  margin: 0;
  padding: 12px 16px 4px;
  list-style: none;
  color: #9a9a9a;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: -.01em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.landing-popup-notes li:first-child { color: #e6e6e6; font-weight: 600; }
.landing-popup-bar { display: flex; margin-top: 8px; border-top: 1px solid #2a2a2a; }
.landing-popup-bar button {
  flex: 1;
  min-width: 0;
  min-height: 48px;
  padding: 10px 4px;
  background: none;
  color: #d6d6d6;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  word-break: keep-all;
}
.landing-popup-bar button + button { border-left: 1px solid #2a2a2a; }
.landing-popup-bar button:hover { color: #fff; }
@media (min-width: 1280px) {
  .landing-popup-shell { width: var(--popup-width, 540px); }
}
@media (max-width: 600px) {
  .landing-popup-notes { padding: 10px 14px 2px; font-size: 11px; }
  .landing-popup-bar button { min-height: 44px; font-size: 13px; }
}
@keyframes landing-popup-enter {
  from { opacity: 0; transform: translateY(12px) scale(.98); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .landing-popup-shell { animation: none; }
}