:root {
  --bg: #ffffff;
  --ink: #202124;
  --muted: #70757a;
  --line: #dfe1e5;
  --accent: #1a73e8;
  --accent-ink: #ffffff;
  --soft: #f8f9fa;
  --ok: #188038;
  --danger: #c5221f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131417;
    --ink: #e8eaed;
    --muted: #9aa0a6;
    --line: #34363a;
    --accent: #8ab4f8;
    --accent-ink: #14181f;
    --soft: #1d1f23;
    --ok: #81c995;
    --danger: #f28b82;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0 20px 64px;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 560px; margin: 0 auto; }

h1 {
  margin: 56px 0 24px;
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: -.5px;
  text-align: center;
}

/* przełącznik trybu */
.tabs { display: flex; justify-content: center; gap: 24px; margin-bottom: 28px; }
.tab {
  border: 0; background: none; color: var(--muted); cursor: pointer;
  padding: 6px 2px; font: inherit; border-bottom: 2px solid transparent;
}
.tab.active { color: var(--ink); border-bottom-color: var(--accent); }

.panel { display: none; }
.panel.active { display: block; }

form { margin: 0; }
label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: .78rem; color: var(--muted); margin-bottom: 14px;
}
input, select {
  font: inherit; padding: 11px 13px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); min-width: 0;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
.row { display: flex; gap: 14px; }
.row > label { flex: 1 1 0; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 4px; }

button { font: inherit; cursor: pointer; border-radius: 8px; padding: 10px 22px; border: 1px solid transparent; }
button.primary { background: var(--accent); color: var(--accent-ink); }
button.ghost { background: var(--soft); color: var(--ink); border-color: var(--line); }
button.link { background: none; border: 0; padding: 0; color: var(--accent); font-size: .82rem; }
button.link.danger { color: var(--danger); }
button.small { padding: 8px 14px; font-size: .88rem; }

/* wybór terminu */
.when { margin-bottom: 18px; }
.days {
  display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 12px;
  scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.days::-webkit-scrollbar { display: none; }
.day {
  flex: 0 0 auto; scroll-snap-align: start;
  min-height: 44px; padding: 10px 16px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  font-size: .92rem; white-space: nowrap;
}
.day.active { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.day:disabled { opacity: .35; cursor: default; }
.times option:disabled { color: var(--muted); }
.other-day { width: 100%; margin-bottom: 12px; }
.times { display: flex; gap: 14px; }
.times label { flex: 1 1 0; margin-bottom: 0; }
.times select { min-height: 48px; font-size: 1.05rem; text-align: center; }

/* wyniki */
.results { margin-top: 32px; }
.results h2 {
  font-size: .78rem; font-weight: 500; text-transform: uppercase; letter-spacing: .6px;
  color: var(--muted); margin: 0 0 12px;
}
.item { padding: 14px 0; border-top: 1px solid var(--line); }
.item:last-child { border-bottom: 1px solid var(--line); }
.item .when-line { font-size: 1rem; }
.item .meta { color: var(--muted); font-size: .84rem; }
.item .meta.ok { color: var(--ok); }
.item .actions { margin-top: 8px; }
.empty { color: var(--muted); font-size: .88rem; padding: 14px 0; border-top: 1px solid var(--line); }

/* pasek z własnymi wpisami */
#mine { margin-top: 44px; }
#mine:empty { display: none; }
#mine h2 {
  font-size: .78rem; font-weight: 500; text-transform: uppercase; letter-spacing: .6px;
  color: var(--muted); margin: 0 0 4px;
}
.mine-row {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 10px 0; border-top: 1px solid var(--line); font-size: .88rem;
}
.mine-row span { color: var(--muted); }
.mine-row strong { font-weight: 500; color: var(--ink); }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 12px);
  background: var(--ink); color: var(--bg); padding: 12px 20px; border-radius: 8px;
  max-width: 88vw; font-size: .9rem; z-index: 10;
  /* Schowany na amen: samo przesuniecie potrafilo wystawac nad krawedz ekranu. */
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.toast.error { background: var(--danger); color: #fff; }

/* Desktop: wiecej miejsca, wiec kafelki dni sie zawijaja zamiast chowac za krawedzia,
   a cala typografia idzie w gore - na duzym ekranie 15 px wygladalo jak druk drobny. */
@media (min-width: 480px) {
  .days { flex-wrap: wrap; overflow-x: visible; padding-bottom: 0; }
}
@media (min-width: 700px) {
  body { font-size: 17px; }
  main { max-width: 620px; }
  h1 { margin: 64px 0 28px; font-size: 2.4rem; }
  .tab { font-size: 1.05rem; padding: 8px 4px; }
  label { font-size: .88rem; }
  input, select { padding: 13px 15px; font-size: 1.05rem; }
  .times select { min-height: 52px; font-size: 1.2rem; }
  .day { font-size: 1rem; padding: 11px 18px; }
  button { font-size: 1.02rem; padding: 12px 26px; }
  .results h2, #mine h2 { font-size: .85rem; }
  .item { padding: 18px 0; }
  .item .when-line { font-size: 1.12rem; }
  .item .meta { font-size: .92rem; }
  .mine-row { font-size: .95rem; padding: 12px 0; }
  .empty { font-size: .98rem; }
}

@media (max-width: 460px) {
  body { padding: 0 16px 56px; }
  h1 { margin: 32px 0 18px; font-size: 1.5rem; }
  .row { flex-direction: column; gap: 0; }
  .times { gap: 10px; }
  button.primary { width: 100%; min-height: 48px; }
}

/* ekran logowania */
#gate {
  max-width: 460px; margin: 0 auto; padding-top: 14vh; text-align: center;
}
#gate h1 { margin-bottom: 12px; }
.gate-lead { color: var(--muted); margin: 0 0 28px; }
.fb-login {
  display: inline-block; background: #1877f2; color: #fff; text-decoration: none;
  padding: 14px 28px; border-radius: 8px; font-size: 1.05rem; min-height: 48px;
}
.fb-login:hover { background: #166fe0; }
.gate-note { color: var(--muted); font-size: .82rem; margin-top: 28px; text-align: left; }