:root{color-scheme:light;--rot:#D42F00;--text:#2B2B2B;--grau:#5E5753}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:#fff}
main{max-width:26rem;margin:0 auto;padding:1.25rem 1rem}
h1{font-size:1.25rem;margin:0 0 .75rem}
.hinweis{background:#F5F1EF;border-left:4px solid var(--rot);padding:.6rem .75rem;margin:0 0 1rem;font-size:.9rem}
.zeit{font-size:2.5rem;font-variant-numeric:tabular-nums;margin:.5rem 0;text-align:center}
#status{text-align:center;color:var(--grau);min-height:3em}
.knoepfe{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}
button{font:inherit;font-weight:600;padding:.7rem 1.4rem;border-radius:.5rem;border:2px solid var(--rot);background:var(--rot);color:#fff;cursor:pointer}
button.zweit{background:#fff;color:var(--rot)}
button:focus-visible{outline:3px solid var(--text);outline-offset:2px}
@media (prefers-reduced-motion:no-preference){.aufnahme .zeit{animation:p 1.2s ease-in-out infinite}@keyframes p{50%{opacity:.5}}}