:root { color-scheme: light; }
/* Build 80: the Connected Orbit palette (cream, slate navy, forest, terracotta). */
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: #f9f6f0; color: #1e293b; }
main { max-width: 720px; margin: 0 auto; padding: 28px 20px 56px; }
a { color: #2f6b3a; }
h1 { font-size: 1.7rem; margin: 0 0 8px; color: #1e293b; }
h2 { font-size: 1.15rem; margin: 28px 0 6px; color: #b5562c; }
p { margin: 8px 0; }
ul { padding-left: 22px; }
li { margin: 6px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: #64748b; letter-spacing: 0.08em; text-transform: uppercase; }
.brand a { color: #1e293b; text-decoration: none; font-weight: 700; }
.brand .mark { width: 44px; height: 44px; border-radius: 50%; }
.foot { margin-top: 40px; font-size: 0.85rem; color: #64748b; }
.code { font: 700 2rem/1 ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: 0.3em; color: #2f6b3a; margin: 12px 0; }
.btn { display: inline-block; padding: 14px 22px; margin: 8px 8px 8px 0; border-radius: 999px; background: #2f6b3a; color: #ffffff; font-weight: 700; text-decoration: none; }
.btn.secondary { background: transparent; color: #1e293b; border: 1px solid #94a3b8; }
.muted { color: #64748b; font-size: 0.9rem; }
/* 10/18/2026: the promo video. A local still until tapped, then YouTube's
   no-cookie player, so nothing loads from YouTube unless someone presses play. */
.promo { margin: 20px 0 8px; }
.promo-frame { position: relative; width: 100%; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: #1e293b; }
.promo-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.promo-play { position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; cursor: pointer; background: #1e293b center / cover no-repeat; }
.promo-play span { position: absolute; left: 50%; top: 45%; transform: translate(-50%, -50%); width: 72px; height: 72px; border-radius: 50%; background: rgba(47, 107, 58, 0.92); color: #ffffff; font-size: 30px; line-height: 72px; text-align: center; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3); }
.promo figcaption { margin-top: 6px; font-size: 0.85rem; color: #64748b; }