* { box-sizing: border-box; }
body {
    font-family: -apple-system, system-ui, sans-serif;
    background: #f4f4f5;
    color: #1a1a1a;
    margin: 0;
    padding: 1rem;
}
main { max-width: 480px; margin: 0 auto; }
header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
h1 { font-size: 1.4rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 0.75rem; }
.card {
    background: white;
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
label { display: block; font-size: 0.85rem; color: #555; margin: 0.6rem 0 0.2rem; }
input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
}
button {
    margin-top: 0.8rem;
    padding: 0.6rem 1rem;
    border: none;
    border-radius: 8px;
    background: #1a1a1a;
    color: white;
    font-size: 0.95rem;
}
button.secondary { background: #999; }
.muted { color: #777; font-size: 0.85rem; }
.warn { color: #b45309; font-size: 0.85rem; }
.error { color: #b91c1c; }
.progress { font-size: 2rem; font-weight: 600; margin: 0 0 0.3rem; font-variant-numeric: tabular-nums; }
.event-row { padding: 0.6rem 0; border-top: 1px solid #eee; }
.event-row:first-of-type { border-top: none; }
.event-row form { display: flex; gap: 0.5rem; margin-top: 0.5rem; }
.event-row button { margin-top: 0; flex: 1; }