:root {
  --bg: #120d15;
  --card: #1c1520;
  --line: #2e2433;
  --text: #f4eef6;
  --quiet: #b9abc0;
  --accent: #c590e6;
  --ember: #ff9b57;
  --glow: #ffc296;
  --plum: #5b2484;
  --rose: #b53e8c;
  --sun: #ff8a3d;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--glow); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
header.top { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { color: var(--glow); font-weight: 700; letter-spacing: 0.08em; text-decoration: none; font-size: 24px; }
nav a { color: var(--quiet); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:hover { color: var(--text); }
.hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; padding: 40px 0 56px; }
h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.1; margin: 0 0 16px; }
h1 span { background: linear-gradient(120deg, var(--accent), var(--rose), var(--sun)); -webkit-background-clip: text; background-clip: text; color: transparent; }
h2 { font-size: 28px; margin: 0 0 12px; }
h3 { margin: 0 0 6px; font-size: 18px; }
.lead { color: var(--quiet); font-size: 19px; margin: 0 0 24px; }
.button { display: inline-block; background: var(--sun); color: #1c1520; font-weight: 700; padding: 14px 24px; border-radius: 999px; text-decoration: none; border: 0; font-size: 16px; cursor: pointer; }
.button:hover { filter: brightness(1.08); }
section { padding: 48px 0; border-top: 1px solid var(--line); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.card p, .quiet { color: var(--quiet); margin: 0; }
.doors { grid-template-columns: repeat(2, 1fr); }
form.join { display: grid; gap: 12px; max-width: 520px; }
label { font-size: 15px; color: var(--quiet); display: grid; gap: 6px; }
input, select { font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.hidden { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.note { font-size: 14px; color: var(--quiet); }
.message { min-height: 1.6em; font-weight: 600; }
.message.ok { color: var(--glow); }
.message.bad { color: #ff8f8f; }
footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--quiet); font-size: 14px; }
footer a { color: var(--quiet); margin-right: 16px; }
.doc { max-width: 720px; padding: 24px 0 64px; }
.doc h2 { font-size: 20px; margin-top: 28px; }
.doc p { color: var(--quiet); }
.badge { display: inline-block; font-size: 13px; color: var(--glow); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; margin-bottom: 16px; }

/* The planet: Uranus in the dusk colours, rings upright, a moon circling. */
.planet { position: relative; width: min(320px, 70vw); aspect-ratio: 1; margin: 0 auto; }
.planet .halo { position: absolute; inset: 18%; border-radius: 50%; background: rgba(181, 62, 140, 0.35); filter: blur(24px); animation: breathe 2.6s ease-in-out infinite alternate; }
.planet .ring { position: absolute; left: 1%; right: 1%; top: 38%; height: 24%; border: 2px solid rgba(255, 178, 122, 0.65); border-radius: 50%; transform: rotate(-78deg); }
.planet .ball { position: absolute; inset: 27%; border-radius: 50%; background: linear-gradient(140deg, var(--plum), var(--rose) 55%, var(--sun)); box-shadow: inset -14px -14px 30px rgba(0, 0, 0, 0.35), inset 10px 10px 24px rgba(255, 255, 255, 0.18); overflow: hidden; }
.planet .ball::before, .planet .ball::after { content: ""; position: absolute; left: -10%; right: -10%; height: 2px; background: rgba(255, 255, 255, 0.14); transform: rotate(-78deg); }
.planet .ball::before { top: 40%; }
.planet .ball::after { top: 60%; }
.planet .front { clip-path: inset(50% 0 0 0); }
.planet .tilt { position: absolute; inset: 0; transform: rotate(-15deg); }
.planet .ox { position: absolute; inset: 0; animation: ox 1.3s ease-in-out infinite alternate; }
.planet .oy { position: absolute; inset: 0; animation: oy 1.3s ease-in-out -0.65s infinite alternate; }
.planet .moon { position: absolute; top: 46%; left: 46%; width: 8%; aspect-ratio: 1; border-radius: 50%; background: var(--glow); box-shadow: 0 0 12px var(--glow); }
@keyframes ox { from { transform: translateX(-46%); } to { transform: translateX(46%); } }
@keyframes oy { from { transform: translateY(-13%); } to { transform: translateY(13%); } }
@keyframes breathe { from { opacity: 0.5; transform: scale(1); } to { opacity: 0.85; transform: scale(1.06); } }
@media (prefers-reduced-motion: reduce) { .planet .ox, .planet .oy, .planet .halo { animation: none; } }

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: 16px; }
  .hero .planet { order: -1; width: 60vw; }
  .grid, .doors { grid-template-columns: 1fr; }
  nav a { margin-left: 12px; font-size: 14px; }
}