* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, system-ui, sans-serif; background: #f4f4f7; color: #1a1a2e; }
.hidden { display: none !important; }
#main { padding: 16px 16px 90px; max-width: 560px; margin: 0 auto; }
h2 { margin: 8px 0 12px; }
nav { position: fixed; bottom: 0; left: 0; right: 0; display: flex; background: #fff; border-top: 1px solid #ddd; padding-bottom: env(safe-area-inset-bottom); }
nav button { flex: 1; padding: 12px 4px; border: 0; background: none; font-size: 15px; color: #666; cursor: pointer; }
nav button.active { color: #4f46e5; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.chip { padding: 10px 14px; border-radius: 20px; border: 1px solid #ccc; background: #fff; font-size: 15px; cursor: pointer; }
.chip.sel { background: #4f46e5; color: #fff; border-color: #4f46e5; }
.chip.danger { color: #b91c1c; border-color: #f2b8b5; }
.chips.hours .chip { padding: 8px 0; width: calc(20% - 7px); text-align: center; }
label { display: block; margin: 12px 0 4px; font-size: 14px; color: #444; }
input, select { width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 8px; font-size: 16px; background: #fff; }
label.row { display: flex; align-items: center; gap: 8px; }
label.row input[type=checkbox] { width: auto; transform: scale(1.3); }
button.primary { width: 100%; margin-top: 16px; padding: 14px; background: #4f46e5; color: #fff; border: 0; border-radius: 10px; font-size: 17px; font-weight: 600; cursor: pointer; }
.chip.primary { background: #4f46e5; color: #fff; border-color: #4f46e5; width: auto; margin: 0; padding: 10px 14px; font-size: 15px; font-weight: 400; }
.card { background: #fff; border-radius: 12px; padding: 14px; margin: 10px 0; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.card.total { background: #4f46e5; color: #fff; }
.card.total .muted { color: #ddd; }
.card.archived { opacity: .55; }
.big { font-size: 32px; font-weight: 700; }
.row { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.row.spread { justify-content: space-between; }
.muted { color: #777; font-size: 14px; }
.error { color: #b91c1c; }
.ot { color: #d97706; }
.paid { color: #15803d; font-size: 13px; }
.unpaid { color: #b45309; font-size: 13px; }
.filters { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 10px; }
#toast { position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%); background: #1a1a2e; color: #fff; padding: 10px 18px; border-radius: 20px; font-size: 15px; z-index: 10; }
#login-view { display: flex; min-height: 100vh; align-items: center; justify-content: center; padding: 24px; }
#login-form { width: 100%; max-width: 320px; }