:root {
  color-scheme: dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #10121b;
  color: #f3f3f8;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; padding: 2rem 1rem; }
.shell { width: min(100%, 61rem); margin: 0 auto; }
.intro, .catalog {
  border: 1px solid #343447;
  border-radius: 1rem;
  background: #1c1d2a;
  padding: clamp(1.25rem, 4vw, 2rem);
}
.intro { margin-bottom: 1rem; }
.eyebrow {
  margin: 0 0 .6rem;
  color: #b6aaff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { margin: 0; font-size: clamp(2rem, 6vw, 3rem); line-height: 1.08; }
h2 { margin: 0; font-size: 1.55rem; }
h3 { margin: 0 0 .35rem; font-size: 1rem; }
.lead { margin: .75rem 0 1.25rem; color: #c5c5d4; }
.session-status, .catalog-status { color: #d5d5e3; }
.session-status { margin: 0 0 1rem; }
.catalog-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.catalog-status { margin: 1.4rem 0 0; }
.count {
  min-width: 2rem;
  padding: .35rem .6rem;
  border-radius: 999px;
  background: #343049;
  color: #e7e0ff;
  text-align: center;
  font-size: .8rem;
  font-weight: 700;
}
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 1.4rem 0 0;
}
.card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #48425f;
  border-radius: .85rem;
  background: #242537;
}
.card-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  background: radial-gradient(circle at 72% 24%, #8f77dd 0, transparent 34%),
    linear-gradient(145deg, #453b69, #191b2b 72%);
  color: #ede8ff;
  font-size: clamp(2.6rem, 9vw, 4.5rem);
  font-weight: 800;
}
.card-details { padding: 1rem; }
.card-id { margin: 0; color: #abaabe; font-size: .78rem; }
.ownership-badge {
  display: inline-block;
  max-width: 100%;
  margin: .85rem 0 0;
  padding: .35rem .55rem;
  border: 1px solid transparent;
  border-radius: .5rem;
  font-size: .78rem;
  font-weight: 700;
}
.ownership-pending { color: #d4cfee; background: #38364c; }
.ownership-owned { color: #c6f4d6; border-color: #37684e; background: #244333; }
.ownership-other { color: #d8d6e6; border-color: #514c65; background: #333143; }
.ownership-error { color: #ffe5b5; border-color: #7a5c32; background: #4e3c29; }
.ownership-summary { margin: 1.2rem 0 0; color: #ffe5b5; }
button {
  padding: .75rem 1.25rem;
  border: 0;
  border-radius: .6rem;
  background: #8476f7;
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.secondary-button { margin-top: 1rem; background: #383452; }
button:disabled { opacity: .6; cursor: wait; }
button:focus-visible { outline: 3px solid #d0c6ff; outline-offset: 3px; }
[hidden] { display: none !important; }

@media (max-width: 32rem) {
  body { padding: 1rem .75rem; }
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .7rem; }
  .card-details { padding: .8rem; }
}