:root{
  --bg0:#070812;
  --bg1:#0b0f1f;

  --text:#ffffff;
  --muted:rgba(255,255,255,.78);
  --muted2:rgba(255,255,255,.62);

  --stroke:rgba(255,255,255,.10);
  --card:rgba(255,255,255,.06);

  --a:#4f6cff;   /* bleu */
  --b:#7a5cff;   /* violet */
  --c:#ff4fd8;   /* rose */

  --shadow:0 20px 60px rgba(0,0,0,.45);
  --r:18px;
  --r2:22px;
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--text);

  background:
    radial-gradient(1100px 700px at 10% -10%, rgba(79,108,255,.55), transparent 60%),
    radial-gradient(900px 650px at 90% 0%, rgba(255,79,216,.40), transparent 55%),
    radial-gradient(900px 700px at 50% 115%, rgba(122,92,255,.35), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  background-attachment: fixed;
}

a{color:inherit;text-decoration:none}
a:active{opacity:.85}


/* Helpers */
.mobile-only{display:none}
.desktop-only{display:block}
@media (max-width: 720px){
  .mobile-only{display:block}
  .desktop-only{display:none}
}