:root {
  --bg: #f5f5f7;
  --fg: #1d1d1f;
  --muted: #6e6e73;
  --faint: #86868b;
  --card: rgba(255, 255, 255, .72);
  --card-line: rgba(0, 0, 0, .06);
  --band: rgba(118, 118, 128, .12);
  --haze: 245, 245, 247;
  --accent: #0071e3;
  --accent-ink: #fff;
  --green: #248a3d;
  --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 12px 40px rgba(0, 0, 0, .08);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000;
    --fg: #f5f5f7;
    --muted: #a1a1a6;
    --faint: #6e6e73;
    --card: rgba(28, 28, 30, .72);
    --card-line: rgba(255, 255, 255, .08);
    --band: rgba(118, 118, 128, .24);
    --haze: 0, 0, 0;
    --accent: #2997ff;
    --green: #30d158;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 40px rgba(0, 0, 0, .5);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.47 -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter", "Helvetica Neue", system-ui, sans-serif;
  letter-spacing: -.022em;
  -webkit-font-smoothing: antialiased;
}
main { max-width: 40rem; margin: 0 auto; padding: 4.5rem 1.25rem 4rem; }

h1 {
  font-size: clamp(2.5rem, 7vw, 3.5rem);
  line-height: 1.07;
  font-weight: 700;
  letter-spacing: -.035em;
  margin: 0 0 .75rem;
}
.sub { color: var(--muted); margin: 0 0 2rem; font-size: 1.1rem; max-width: 34rem; }

/* Segmented control */
.segmented {
  display: inline-flex;
  padding: 2px;
  border-radius: 9px;
  background: var(--band);
  margin-bottom: 1.5rem;
}
.segmented button {
  font: inherit;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: -.01em;
  color: var(--fg);
  background: transparent;
  border: 0;
  border-radius: 7px;
  padding: .3rem 1rem;
  cursor: pointer;
  transition: background .2s, box-shadow .2s;
}
.segmented button[aria-checked="true"] {
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .12), 0 0 0 .5px var(--card-line);
}
@media (prefers-color-scheme: dark) {
  .segmented button[aria-checked="true"] { background: #636366; }
}

/* Drum picker */
.picker {
  --row: 44px;
  position: relative;
  height: 308px;
  perspective: 1100px;
  overflow: hidden;
  outline: none;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  cursor: grab;
}
.picker:active { cursor: grabbing; }
.picker:focus-visible .band { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 45%, transparent); }
.band {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: var(--row);
  margin-top: calc(var(--row) / -2);
  border-radius: 10px;
  background: var(--band);
}
.drum {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 0;
  transform-style: preserve-3d;
}
.drum .opt {
  position: absolute;
  left: 0; right: 0;
  top: calc(var(--row) / -2);
  height: var(--row);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1rem;
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: -.02em;
  backface-visibility: hidden;
  white-space: nowrap;
}
.opt .label { overflow: hidden; text-overflow: ellipsis; }
.opt .tag { color: var(--muted); font-size: .95rem; font-weight: 400; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.opt.claimed .label { color: var(--faint); }
.opt.claimed .tag { color: var(--green); }

/* Fog on glass: blur and tint that thicken toward the edges, so rows dissolve as they roll away. */
.haze {
  position: absolute;
  left: 0; right: 0;
  height: calc(50% - var(--row) / 2);
  pointer-events: none;
  backdrop-filter: blur(6px) saturate(140%);
  -webkit-backdrop-filter: blur(6px) saturate(140%);
}
.haze.top {
  top: 0;
  background: linear-gradient(to bottom, rgba(var(--haze), .92), rgba(var(--haze), .55) 55%, rgba(var(--haze), .1));
  mask-image: linear-gradient(to bottom, #000 40%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, #000 40%, transparent);
}
.haze.bottom {
  bottom: 0;
  background: linear-gradient(to top, rgba(var(--haze), .92), rgba(var(--haze), .55) 55%, rgba(var(--haze), .1));
  mask-image: linear-gradient(to top, #000 40%, transparent);
  -webkit-mask-image: linear-gradient(to top, #000 40%, transparent);
}

/* Detail card */
.card {
  margin-top: 1.5rem;
  padding: 1.75rem;
  border-radius: 22px;
  background: var(--card);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--shadow), inset 0 0 0 .5px var(--card-line);
  min-height: 12rem;
}
.card .eyebrow { color: var(--muted); font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 .35rem; }
.card h2 { font-size: 1.75rem; line-height: 1.14; letter-spacing: -.03em; margin: 0; font-weight: 700; }
.card .price { font-size: 1.15rem; color: var(--muted); margin: .35rem 0 0; font-variant-numeric: tabular-nums; }
.card .note { margin: .9rem 0 0; color: var(--fg); }
.card .status { margin: .9rem 0 0; color: var(--green); font-weight: 500; }

.links { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.4rem; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font: inherit;
  font-size: .95rem;
  font-weight: 500;
  padding: .55rem 1.1rem;
  border-radius: 980px;
  text-decoration: none;
  cursor: pointer;
  border: 0;
  transition: filter .15s, transform .1s;
}
.pill:active { transform: scale(.97); }
.pill.primary { background: var(--accent); color: var(--accent-ink); }
.pill.primary:hover { filter: brightness(1.08); }
.pill.secondary { background: var(--band); color: var(--accent); }
.pill.secondary:hover { filter: brightness(.97); }
.pill:disabled { opacity: .5; cursor: default; }
.pill .arrow { font-size: .8em; }

.claim-form { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.4rem; width: 100%; }
.claim-form input {
  flex: 1 1 14rem;
  font: inherit;
  font-size: .95rem;
  padding: .55rem 1rem;
  border-radius: 12px;
  border: 0;
  background: var(--band);
  color: var(--fg);
  outline: none;
}
.claim-form input:focus { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 45%, transparent); }

.divider { height: .5px; background: var(--card-line); margin: 1.4rem 0 0; border: 0; }
.empty { color: var(--muted); text-align: center; padding: 3rem 0; }