:root {
  --bg1: #0b1f4b;
  --bg2: #1b3a8a;
  --accent: #e4002b;
  --text: #ffffff;
  --muted: rgba(255, 255, 255, .72);
  --card: rgba(255, 255, 255, .10);
  --card-strong: rgba(255, 255, 255, .18);
  --c0: #e21b3c;
  --c1: #1368ce;
  --c2: #d89e00;
  --c3: #26890c;
  --ok: #2ecc71;
  --ko: #e74c3c;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: "Nunito", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% 0%, var(--bg2), var(--bg1) 70%) fixed;
  background-color: var(--bg1);
  -webkit-tap-highlight-color: transparent;
}
button { font: inherit; cursor: pointer; border: 0; }
.c0 { background: var(--c0); } .c1 { background: var(--c1); }
.c2 { background: var(--c2); } .c3 { background: var(--c3); }
.heart { color: var(--accent); }
.muted { color: var(--muted); }
.hidden { display: none !important; }

@keyframes pop { from { transform: scale(.85); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes slideup { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }
.pop { animation: pop .35s ease-out both; }
.slideup { animation: slideup .4s ease-out both; }