html,
body {
  margin: 0;
  min-height: 100%;
  background: #07183f;
  color: #c9d2e8;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
}

.placeholder-shell {
  min-height: 100vh;
  background: #07183f;
}

.placeholder {
  position: relative;
  width: min(100%, 95.75vh);
  aspect-ratio: 924 / 965;
  margin: 0 auto;
  background-image: url('Placeholder.png?v=1');
  background-repeat: no-repeat;
  background-position: center top;
  background-size: 100% 100%;
}

.download-panel {
  position: absolute;
  z-index: 2;
  top: 52.5%;
  left: 7.6%;
  width: min(55%, 520px);
  color: #d9e5f4;
}

.download-panel summary {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 13px;
  border: 1px solid rgba(142, 198, 226, 0.38);
  border-radius: 6px;
  background: rgba(5, 22, 56, 0.84);
  color: #d9e5f4;
  font-size: clamp(11px, 1.35vw, 13px);
  line-height: 1.2;
  cursor: pointer;
  list-style: none;
  backdrop-filter: blur(6px);
}

.download-panel summary::-webkit-details-marker {
  display: none;
}

.download-panel summary:hover {
  border-color: rgba(142, 198, 226, 0.7);
  color: #ffffff;
}

.download-panel__closed {
  display: inline-grid;
  gap: 3px;
}

.download-panel__status {
  color: #bdc8df;
  font-weight: 500;
}

.download-panel__action {
  color: #ffffff;
  font-weight: 700;
}

.download-panel__open {
  display: none;
  font-weight: 700;
}

.download-panel[open] .download-panel__closed {
  display: none;
}

.download-panel[open] .download-panel__open {
  display: inline;
}

.download-panel__body {
  margin-top: 8px;
  padding: 15px 16px 16px;
  border: 1px solid rgba(220, 228, 248, 0.16);
  border-radius: 8px;
  background: rgba(5, 22, 56, 0.94);
  box-shadow: 0 14px 34px rgba(1, 8, 28, 0.26);
  backdrop-filter: blur(8px);
}

.download-panel__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 16px;
  align-items: start;
}

.download-panel__item + .download-panel__item {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(220, 228, 248, 0.14);
}

.download-panel__copy {
  min-width: 0;
}

.download-panel h1,
.download-panel h2 {
  margin: 0 0 7px;
  color: #f0f3fd;
  font-size: clamp(14px, 1.7vw, 18px);
  line-height: 1.25;
  letter-spacing: -0.012em;
}

.download-panel p {
  margin: 0 0 8px;
  font-size: clamp(12px, 1.55vw, 15px);
  line-height: 1.45;
}

.download-panel__copy > :last-child {
  margin-bottom: 0;
}

.download-panel__meta {
  color: #9ba9c8;
}

.download-panel__button {
  display: inline-flex;
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  align-items: center;
  min-height: 34px;
  padding: 0 15px;
  border: 1px solid rgba(190, 176, 230, 0.7);
  border-radius: 6px;
  background: #b7a9e8;
  color: #10204a;
  font-size: clamp(12px, 1.45vw, 14px);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.download-panel__button:hover {
  background: #c4b8ed;
}

@media (max-width: 700px) {
  .download-panel {
    top: 52%;
    left: 6.5%;
    width: 87%;
  }

  .download-panel summary {
    min-height: 28px;
    padding: 7px 9px;
    font-size: 10px;
  }

  .download-panel__closed {
    gap: 2px;
  }

  .download-panel__body {
    margin-top: 5px;
    padding: 10px 11px 11px;
    border-radius: 6px;
  }

  .download-panel__item {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .download-panel__item + .download-panel__item {
    margin-top: 9px;
    padding-top: 9px;
  }

  .download-panel h1,
  .download-panel h2 {
    margin-bottom: 5px;
    font-size: 12.5px;
  }

  .download-panel p {
    margin-bottom: 5px;
    font-size: 10.5px;
    line-height: 1.35;
  }

  .download-panel__button {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
    align-self: auto;
    min-height: 28px;
    padding: 0 11px;
    font-size: 10.5px;
  }
}