:root { --bg: #f6f7f9; --fg: #1d2330; --muted: #667085; --card: #fff; --accent: #1f6feb; --line: #e4e7ec; }
@media (prefers-color-scheme: dark) { :root { --bg: #0f1218; --fg: #e6e9ef; --muted: #98a2b3; --card: #171b23; --accent: #5b9dff; --line: #283040; } }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--fg); }
a { color: var(--accent); }
.top { padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--card); }
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.page { max-width: 720px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin: 12px 0; }
.muted { color: var(--muted); }
.foot { text-align: center; color: var(--muted); font-size: 13px; padding: 24px 16px; }

/* Nagłówek */
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.top-nav { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.inline { display: inline; margin: 0; }

/* Formularze (logowanie, rejestracja, kody) */
.narrow { max-width: 420px; margin: 24px auto; }
.narrow h1 { margin-top: 0; font-size: 24px; }
.form { display: grid; gap: 14px; margin: 16px 0; }
.form label { display: grid; gap: 6px; font-weight: 600; }
.form label .muted { font-weight: 400; }
.form input { font: inherit; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--fg); width: 100%; }
.form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.form input.code { font-size: 24px; letter-spacing: 6px; text-align: center; font-variant-numeric: tabular-nums; }
.btn { display: inline-block; font: inherit; font-weight: 600; padding: 12px 18px; border: 0; border-radius: 10px; background: var(--accent); color: #fff; text-align: center; text-decoration: none; cursor: pointer; }
.btn-secondary { background: transparent; color: var(--accent); border: 1px solid var(--line); }
.form .btn { width: 100%; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
button.link { font: inherit; color: var(--accent); background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; }

/* Komunikaty */
.alert { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line); }
.alert-error { background: #fdecec; border-color: #f5c2c0; color: #8a1c17; }
.alert-ok { background: #e8f6ec; border-color: #b7e1c3; color: #17602d; }
.alert-info { background: #eaf2ff; border-color: #c4d8fb; color: #1d4380; }
@media (prefers-color-scheme: dark) {
    .alert-error { background: #3a1716; border-color: #6b2a27; color: #ffb4ae; }
    .alert-ok { background: #13301d; border-color: #24563a; color: #a6e3b8; }
    .alert-info { background: #152640; border-color: #284a7a; color: #b3cdfa; }
}
.list { list-style: none; padding: 0; margin: 0; }

/* Drużyna */
.team-nav { display: flex; gap: 16px; margin: 4px 0 8px; font-weight: 600; }
.row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.row .btn { padding: 8px 12px; font-size: 14px; }

/* Zaproszenia i wybór z listy */
.share { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.share input { flex: 1 1 220px; min-width: 0; font: inherit; font-size: 14px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--fg); }
.share .btn { padding: 10px 14px; }
.invite { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 4px; }
.choices { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.choices legend { font-weight: 600; margin-bottom: 6px; }
.choice { display: flex !important; align-items: center; gap: 10px; font-weight: 400 !important; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; }
.choice input { width: auto; }
.list .row + .row { border-top: 1px solid var(--line); padding-top: 10px; margin-top: 10px; }

/* Zajęcia i zapisy */
.team-nav { flex-wrap: wrap; row-gap: 6px; }
.dot { width: 10px; height: 10px; margin-right: 6px; vertical-align: baseline; }
.event-item.cancelled strong { text-decoration: line-through; }
.badge { display: inline-block; font-size: 13px; padding: 1px 8px; border-radius: 999px; border: 1px solid var(--line); }
.big { font-size: 18px; }
.rsvp { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
.rsvp label { display: grid; gap: 4px; font-weight: 600; }
.rsvp select, .form select, .form textarea { font: inherit; padding: 11px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--fg); width: 100%; }
.btn-yes, .btn-no { flex: 1 1 120px; font-size: 18px; padding: 16px; }
.btn-yes { background: #12b76a; }
.btn-no { background: #d92d20; }
.btn[disabled] { opacity: .45; cursor: default; }
.names { margin: 8px 0; padding-left: 22px; }
.names li { padding: 3px 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { .grid2 { grid-template-columns: 1fr; } }
.narrow.wide { max-width: 560px; }
details { margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; padding: 6px 0; }
.inline-input { display: flex; align-items: center; gap: 8px; font-weight: 400; }
.inline-input input { width: 90px !important; }
.balance { font-size: 28px; font-weight: 700; margin: 4px 0; }
.balance.neg { color: #d92d20; }

/* Rozliczenia i saldo */
.neg { color: #d92d20; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .5px; }
.sums { width: 100%; border-collapse: collapse; margin: 8px 0; }
.sums td { padding: 6px 0; border-bottom: 1px solid var(--line); }
.sums td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.paymethod { border-top: 1px solid var(--line); padding-top: 8px; margin-top: 8px; }
.paymethod h3 { margin: 6px 0; }
.qr { display: block; width: 220px; height: 220px; image-rendering: pixelated; background: #fff; padding: 6px; border-radius: 8px; margin: 8px 0; }
.ledger.reversed strong { text-decoration: line-through; opacity: .6; }
.inline-details { margin: 0; }
.inline-details summary { font-weight: 400; color: var(--accent); }
.attend { display: flex !important; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.attend select { width: auto; min-width: 190px; }

/* Powiadomienia */
.prefs { width: 100%; border-collapse: collapse; }
.prefs th { font-size: 13px; color: var(--muted); font-weight: 600; text-align: center; padding: 4px; }
.prefs td { padding: 8px 4px; border-bottom: 1px solid var(--line); }
.prefs td:not(:first-child) { text-align: center; width: 90px; }
.prefs input { width: 20px; height: 20px; }

/* Konto, PWA */
.center { text-align: center; }
.btn.full { width: 100%; }
.json { white-space: pre-wrap; word-break: break-word; font-size: 13px; max-height: 60vh; overflow: auto; }
.first-run { border-color: var(--accent); }
.steps { padding-left: 20px; }
.steps li { margin: 8px 0; }
.preview-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }

/* Panel administratora */
.page-wide { max-width: 1040px; }
.team-nav a[aria-current] { color: var(--fg); text-decoration: none; }
.badge-warn { border-color: #f5c2c0; color: #b42318; }
.search { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.search input, .search select { flex: 1 1 200px; min-width: 0; font: inherit; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--fg); }
.search .btn { padding: 10px 16px; }
.features { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.choice small { display: block; color: var(--muted); font-size: 13px; }
.btn-danger { background: #d92d20; }
.danger { border-color: #f5c2c0; }
@media (prefers-color-scheme: dark) { .badge-warn { border-color: #6b2a27; color: #ffb4ae; } .danger { border-color: #6b2a27; } }
.purge { flex-basis: 100%; margin: 0; }
.purge summary { font-weight: 400; color: #b42318; }
@media (prefers-color-scheme: dark) { .purge summary { color: #ffb4ae; } }