:root {
  --bg: #10141c;
  --fg: #f4f4f6;
  --muted: #9aa3b2;
  --accent: #ffcc33;
  --card: #1b2230;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font-size: 20px; }
a { color: inherit; }
:focus-visible { outline: 4px solid var(--accent); outline-offset: 3px; }

.board-header { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; padding: 1rem; }
.kid-strip { display: flex; gap: 1rem; list-style: none; margin: 0; padding: 0; flex: 1; }
.kid { display: flex; align-items: center; gap: .5rem; padding: .4rem .9rem; border-radius: 999px;
  background: var(--card); border: 3px solid var(--kid-color, var(--muted)); }
.avatar { font-size: 1.6em; }
.tabs { display: flex; gap: .5rem; }
.tabs [role='tab'] { display: inline-flex; align-items: center; min-height: 64px; padding: 0 1.5rem;
  border-radius: 12px; background: var(--card); text-decoration: none; font-weight: 600; }
.tabs [role='tab'][aria-selected='true'] { background: var(--accent); color: #111; }
.panel { padding: 1rem; }

.rewards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.kid-rewards { background: var(--card); border-radius: 16px; padding: 1rem; }
.kid-rewards .balance { display: flex; gap: 1.5rem; font-size: 1.4em; font-weight: 700; }
.vouchers { padding-left: 1.2rem; }

.admin, .pair, .message { max-width: 40rem; margin: 2rem auto; padding: 0 1rem; }

.row { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin: .5rem 0; }
.stack { display: flex; flex-direction: column; gap: .8rem; }
.admin input, .pair input { font-size: 1rem; padding: .4rem .6rem; }
.admin button, .pair button { font-size: 1rem; padding: .5rem 1rem; }
.error { color: #ff8a80; font-weight: 600; }
.code { font-size: 3rem; letter-spacing: .3em; font-weight: 700; }

.button { display: inline-flex; align-items: center; min-height: 64px; padding: 0 1.5rem; border-radius: 12px;
  background: var(--accent); color: #111; text-decoration: none; font-weight: 600; border: 0; font-size: 1em; }
.button.secondary { background: var(--card); color: var(--fg); }
.negative { color: #ff8a80; }
dialog.redeem { background: var(--card); color: var(--fg); border: 3px solid var(--accent); border-radius: 16px; padding: 1.5rem; }
dialog.redeem button { min-height: 64px; min-width: 6em; font-size: 1.2em; font-weight: 700; border-radius: 12px; border: 0;
  background: var(--accent); color: #111; }
dialog.redeem button:disabled { background: #3a4252; color: var(--muted); }
.feed { list-style: none; padding: 0; }
.feed li.unread .text { font-weight: 700; }
.feed time { color: var(--muted); font-size: .9em; }
.ok { color: #a8e6a1; font-weight: 600; }

.columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.column { background: var(--card); border-radius: 16px; padding: 1rem; }
.job-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .8rem; }
.job { background: rgba(255,255,255,.06); border-radius: 12px; padding: .8rem; }
.job-title { font-size: 1.3em; font-weight: 700; }
.job-note, .job-who { color: var(--muted); }
.job-reward { color: var(--accent); font-weight: 700; margin: .3rem 0; }
.confirmation { background: var(--accent); color: #111; font-size: 1.6em; font-weight: 700; border-radius: 12px; padding: .8rem 1.2rem; }
@media (max-width: 720px) { .columns { grid-template-columns: 1fr; } }

.routine { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1rem; }
.kid-routine { background: var(--card); border-radius: 16px; padding: 1rem; }
.kid-routine h2 { display: flex; justify-content: space-between; align-items: center; margin: 0 0 .6rem; }
.streak { color: var(--accent); font-weight: 700; }
.routine-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .6rem; }
.routine-item { display: flex; align-items: center; justify-content: space-between; gap: .8rem; background: rgba(255,255,255,.06);
  border-radius: 12px; padding: .6rem .8rem; }
.routine-item[data-checked] .routine-title { text-decoration: line-through; color: var(--muted); }
.routine-item[data-overdue] { outline: 3px solid #ff8a80; }
.routine-due, .routine-bonus { color: var(--muted); }
.routine-overdue { color: #ff8a80; font-weight: 700; }

.calendar { display: grid; gap: .8rem; }
.calendar-error { background: #5a2a2a; color: #ffb4a9; border-radius: 12px; padding: .6rem 1rem; margin: 0; font-weight: 700; }
.cal-day { background: var(--card); border-radius: 16px; padding: .6rem 1rem; }
.cal-day h2 { margin: 0 0 .4rem; font-size: 1.2em; }
.cal-events { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .4rem; }
.cal-event { display: flex; gap: 1rem; border-left: 8px solid var(--cal-color); background: rgba(255,255,255,.06);
  border-radius: 8px; padding: .4rem .8rem; }
.cal-time { min-width: 5em; color: var(--muted); }
.cal-title { font-weight: 700; }
.cal-empty { color: var(--muted); margin: 0; }

/* TV and touch sizing (REQ-20): every button and tab on the board is at least 64 px tall. */
body[data-page='board'] button, body[data-page='board'] .button, body[data-page='board'] [role='tab'] { min-height: 64px; }
body[data-page='board'] button { padding: 0 1.5rem; font-size: 1em; font-weight: 600; border-radius: 12px; }