:root { color-scheme: dark; --cyan: #22d3ee; --muted: #94a3b8; }
* { box-sizing: border-box; }
body { margin: 0; color: #f1f5f9; background: #060b13; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; min-height: 100svh; display: flex; flex-direction: column; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; background: radial-gradient(ellipse at 72% 45%, #0c27394d, transparent 60%), linear-gradient(#22d3ee05 1px, transparent 1px), linear-gradient(90deg, #22d3ee05 1px, transparent 1px); background-size: auto, 48px 48px, 48px 48px; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 5px; }
header, footer { width: min(1120px, 100%); margin: 0 auto; padding: 28px 32px; display: flex; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 12px; font-size: 24px; font-weight: 800; letter-spacing: -1px; }
img { object-fit: contain; }
.cyan { color: var(--cyan); }
.home-link { color: var(--muted); font-size: 14px; }
.home-link span { margin-left: 8px; }
main { width: min(1120px, 100%); flex: 1; margin: 0 auto; padding: 36px 32px 48px; display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 64px; }
.eyebrow { color: var(--cyan); text-transform: uppercase; letter-spacing: 2px; font-size: 12px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
h1 { margin: 24px 0; font-size: clamp(36px, 4.4vw, 58px); line-height: 1.08; letter-spacing: -2px; font-weight: 800; }
.description { color: var(--muted); font-size: 18px; line-height: 1.65; max-width: 400px; }
.activity-tags { display: flex; gap: 10px; margin-top: 32px; flex-wrap: wrap; }
.activity-tags span { border: 1px solid #1e3342; border-radius: 24px; padding: 9px 16px; font-size: 12px; color: #b9c8d9; }
.open-card { padding: 32px; border: 1px solid #203342; border-radius: 28px; background: #0c1521; text-align: center; box-shadow: 0 28px 90px #0004; }
.card-brand { display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
h2 { margin: 0 0 10px; font-size: 26px; letter-spacing: -0.7px; }
.card-copy { margin: 0 auto 24px; color: var(--muted); font-size: 14px; line-height: 1.6; max-width: 290px; }
.qr-wrap { margin: 0 auto 24px; }
#qr-code { display: block; margin: 0 auto; background: white; border-radius: 14px; max-width: 100%; height: auto; }
.qr-wrap p { color: var(--muted); font-size: 11px; margin: 12px 0 0; }
.open-button { display: flex; justify-content: center; gap: 12px; align-items: center; min-height: 50px; background: var(--cyan); color: #04121b; border-radius: 12px; font-weight: 750; font-size: 15px; transition: background .15s; }
.open-button:hover { background: #67e8f9; }
.store-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.store-button { padding: 12px 8px; border: 1px solid #2b3a4b; border-radius: 12px; min-height: 62px; display: flex; flex-direction: column; gap: 3px; justify-content: center; }
.store-button:hover { border-color: var(--cyan); }
.store-caption { color: var(--muted); font-size: 10px; }
.store-button strong { font-size: 15px; }
.status, .invite-note { font-size: 12px; line-height: 1.6; color: var(--muted); margin: 20px 0 0; }
.invite-note { padding-top: 16px; border-top: 1px solid #203342; color: #cbd5e1; }
footer { border-top: 1px solid #172231; color: #708396; font-size: 12px; }
[hidden] { display: none !important; }
@media (max-width: 760px) {
    header, footer { padding: 22px 24px; }
    main { grid-template-columns: 1fr; gap: 28px; padding: 16px 24px 40px; max-width: 500px; }
    .intro { text-align: center; }
    .eyebrow, .activity-tags { justify-content: center; }
    h1 { font-size: 38px; margin: 18px 0; }
    .description { font-size: 15px; margin: 0 auto; }
    .activity-tags { margin-top: 20px; }
    .open-card { padding: 26px 22px; }
    .home-link { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }