:root {
  --bg: #f4f6fb; --card: #ffffff; --text: #18202f; --muted: #667085; --line: #e3e7ef; --hover: #f7f9fd;
  --accent: #3657e8; --accent-2: #5b7bff; --accent-text: #fff; --soft: #eaf0ff; --soft-text: #2742c4;
  --warn-bg: #fff5e6; --warn: #8a4b00; --warn-line: #ffd9a3; --fixed: #f3f5f9; --danger: #d0342c;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 4px 16px rgba(16, 24, 40, .06);
  --radius: 16px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218; --card: #181c25; --text: #e8ebf2; --muted: #98a2b3; --line: #2a303d; --hover: #1e2330;
    --accent: #6d8bff; --accent-2: #8aa2ff; --accent-text: #0b1020; --soft: #1f2a4a; --soft-text: #a9bbff;
    --warn-bg: #2e2312; --warn: #ffc77d; --warn-line: #5a4220; --fixed: #20252f; --danger: #ff6b63;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }

/* Header */
header { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; padding: 10px 20px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.logo { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); font-size: 18px; }
nav { display: flex; gap: 4px; margin-left: auto; }
nav a { padding: 7px 14px; border-radius: 999px; color: var(--muted); text-decoration: none; font-weight: 500; }
nav a:hover { color: var(--text); background: var(--hover); }
nav a.active { background: var(--soft); color: var(--soft-text); font-weight: 600; }
.user { display: flex; gap: 12px; align-items: center; font-size: .875rem; color: var(--muted); }
.user a { font-weight: 600; text-decoration: none; }
@media (max-width: 600px) { .user span { display: none; } }

/* Layout */
main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; }
.page-head { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: flex-end; justify-content: space-between; margin: 4px 0 20px; }
h1 { margin: 0; font-size: 1.85rem; letter-spacing: -.02em; line-height: 1.2; }
.page-head p { margin: 4px 0 0; }
h2 { display: flex; align-items: center; gap: 10px; font-size: 1.05rem; margin: 26px 0 12px; }
.card > h2:first-child, .card > form > h2:first-child { margin-top: 0; }
h3 { font-size: 1rem; margin: 12px 0 6px; }
.muted, .sub { color: var(--muted); }
.back { display: inline-block; margin-bottom: 10px; color: var(--muted); text-decoration: none; font-weight: 500; }
.back:hover { color: var(--accent); }
.card, .sheet { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; box-shadow: var(--shadow); }
.step { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--soft); color: var(--soft-text); font-size: .85rem; font-weight: 700; flex: none; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }
.indent { margin-left: 16px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 16px 0; }
.field { display: grid; gap: 6px; font-weight: 600; font-size: .9rem; margin: 0 0 14px; }
p.field { margin: 18px 0 8px; }
.empty { color: var(--muted); border: 1.5px dashed var(--line); border-radius: 12px; padding: 14px 16px; margin: 0; }
.empty.big { padding: 40px 20px; text-align: center; grid-column: 1 / -1; background: var(--card); }
.notice { background: var(--soft); color: var(--soft-text); border-radius: 12px; padding: 12px 16px; margin-bottom: 16px; }

/* Controls */
input, select, button { font: inherit; color: inherit; }
input, select { padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); min-height: 42px; }
input:focus, select:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.row input:not([type]), .field input { flex: 1; min-width: 160px; }
button { padding: 9px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--card); cursor: pointer; min-height: 42px; font-weight: 500; transition: background .15s, border-color .15s; }
button:hover { border-color: var(--accent); background: var(--hover); }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.primary:hover { background: var(--accent-2); }
button.danger { color: var(--danger); }
button.danger:hover { border-color: var(--danger); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; gap: 8px; align-items: center; padding: 7px 14px; border: 1px solid var(--line); border-radius: 999px; cursor: pointer; user-select: none; background: var(--card); }
.chip:hover { border-color: var(--accent); }
.chip input { accent-color: var(--accent); width: 16px; height: 16px; min-height: 0; margin: 0; }
.chip:has(input:checked) { background: var(--soft); border-color: var(--accent); color: var(--soft-text); font-weight: 600; }
details summary { cursor: pointer; margin-top: 26px; list-style: none; display: flex; align-items: center; gap: 10px; }
details summary::-webkit-details-marker { display: none; }
summary h2 { margin: 0; }
.errors { background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-line); border-radius: var(--radius); padding: 6px 18px; margin-bottom: 16px; font-weight: 500; }

/* Half term cards */
.terms { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.term { display: block; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); color: inherit; text-decoration: none; transition: transform .15s, border-color .15s; border-top: 4px solid var(--accent); }
.term:hover { transform: translateY(-2px); border-color: var(--accent); }
.term h3 { margin: 0 0 4px; font-size: 1.15rem; }
.term p { margin: 0 0 14px; font-size: .9rem; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .8rem; padding: 3px 10px; border-radius: 999px; background: var(--fixed); color: var(--muted); }
.tag.warn { background: var(--warn-bg); color: var(--warn); }
.day-list { display: grid; }
.day-list a { display: flex; justify-content: space-between; padding: 14px 4px; border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none; font-weight: 500; }
.day-list a:last-child { border-bottom: 0; }
.day-list a:hover { color: var(--accent); }

/* Teams editor */
.teams { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.team { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; background: var(--hover); }
.team h3 { margin: 2px 0 4px; }
button.lock { text-align: left; background: var(--card); }
button.lock.on { background: var(--soft); border-color: var(--accent); color: var(--soft-text); }

/* Time slots */
.slot { display: grid; grid-template-columns: auto auto 1fr auto; gap: 8px; align-items: center; margin: 8px 0; }
.slot .times { display: flex; gap: 4px; align-items: center; }
@media (max-width: 600px) { .slot { grid-template-columns: 1fr auto; } .slot .times { grid-column: 1 / -1; } }
.room { border-top: 1px solid var(--line); padding-top: 12px; margin-top: 12px; }

/* Day sheet */
.sheet h1 { font-size: 1.6rem; }
.sub { margin: 2px 0 16px; }
.scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table.grid { border-collapse: collapse; width: 100%; min-width: 440px; }
.grid th, .grid td { border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.grid tr > :last-child { border-right: 0; }
.grid tbody tr:last-child > * { border-bottom: 0; }
.grid thead th { background: var(--soft); color: var(--soft-text); }
.grid thead th small { display: block; font-weight: normal; color: var(--muted); }
.grid tbody th { white-space: nowrap; font-weight: 600; font-variant-numeric: tabular-nums; }
.grid tr.fixed td { background: var(--fixed); color: var(--muted); }
.grid tr.fixed td b { color: var(--text); }
.cleaning { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.clean { border: 1px solid var(--line); border-radius: 12px; padding: 4px 14px 10px; break-inside: avoid; }
.clean p { margin: 4px 0; }
.checklist { list-style: none; padding: 0; margin: 8px 0 0; }
.checklist li::before { content: "☐ "; }

/* Login page */
.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; background: radial-gradient(circle at 20% 10%, var(--soft), transparent 55%), var(--bg); }
.auth-box { width: 100%; max-width: 400px; padding: 0; }
.auth-brand { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 20px; }
.auth-brand .logo { width: 44px; height: 44px; font-size: 24px; border-radius: 12px; }
.auth-box .card { padding: 24px; }
.auth-box .errors { margin: 0 0 14px; padding: 10px 14px; }
button.wide { width: 100%; }
.user button { min-height: 34px; padding: 4px 12px; font-size: .875rem; }

/* Visualiser */
.print-only { display: none; }
.today-link { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; margin-bottom: 16px; border-radius: 12px; background: var(--accent); color: var(--accent-text); text-decoration: none; box-shadow: var(--shadow); }
.v-h { font-size: 1.15rem; margin: 28px 0 12px; }
.badge { display: inline-block; font-size: .75rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; background: color-mix(in srgb, var(--c) 16%, transparent); color: var(--c); white-space: nowrap; }
@media (prefers-color-scheme: dark) { .badge { color: color-mix(in srgb, var(--c) 55%, #fff); } }
.avatar { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--c); color: #fff; font-size: .75rem; font-weight: 700; flex: none; vertical-align: middle; }
.pill { font-size: .72rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-line); white-space: nowrap; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

.now-banner { background: var(--card); border: 2px solid var(--accent); border-radius: var(--radius); padding: 14px 18px; box-shadow: var(--shadow); }
.now-label { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--accent); margin-bottom: 10px; }
.pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); } 100% { box-shadow: 0 0 0 10px transparent; } }
@media (prefers-reduced-motion: reduce) { .pulse { animation: none; } }
.now-fixed { font-size: 1.3rem; font-weight: 700; }
.now-teams { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.now-team { display: grid; gap: 2px; padding: 8px 12px; border-left: 4px solid var(--c); background: var(--hover); border-radius: 8px; }
.now-team .badge { justify-self: start; }
.now-team b { font-size: 1.1rem; }
.now-team span:last-child { color: var(--muted); font-size: .9rem; }

.v-teams { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.v-team { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; display: grid; gap: 10px; padding-bottom: 14px; }
.v-team-head { background: var(--c); color: #fff; font-weight: 700; padding: 10px 16px; }
.person { display: flex; align-items: center; gap: 10px; padding: 0 16px; font-weight: 600; }
.person .pill { margin-left: auto; }
.v-room { margin: 4px 16px 0; padding-top: 10px; border-top: 1px solid var(--line); color: var(--muted); font-weight: 500; }

.tl-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px; }
.tl { display: grid; gap: 6px; min-width: max-content; }
.tl-corner { grid-row: 1; grid-column: 1; }
.tl-time { grid-row: 1; font-size: .8rem; font-weight: 600; color: var(--muted); text-align: center; padding: 4px; border-radius: 6px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.tl-time.now { background: var(--accent); color: var(--accent-text); }
.tl-team { grid-column: 1; display: grid; align-content: center; padding: 8px 10px; border-left: 4px solid var(--c); background: var(--hover); border-radius: 8px; position: sticky; left: 0; z-index: 1; }
.tl-team small { color: var(--muted); }
.tl-cell { display: grid; align-content: center; gap: 2px; padding: 8px 10px; border-radius: 8px; min-height: 58px; font-size: .9rem; }
.tl-cell small { color: var(--muted); }
.tl-cell.activity { background: color-mix(in srgb, var(--a) 22%, var(--card)); border-left: 4px solid var(--a); }
.tl-cell.cleaning, .tl-cell.check { background: var(--fixed); border: 1px dashed var(--line); }
.tl-cell.fixed { background: var(--fixed); place-items: center; color: var(--muted); font-weight: 600; text-align: center; }
.tl-cell.fixed span { writing-mode: vertical-rl; transform: rotate(180deg); }
.tl-cell.now { outline: 2px solid var(--accent); outline-offset: 1px; }

.v-clean { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.v-clean-card { background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--c); border-radius: var(--radius); box-shadow: var(--shadow); padding: 14px 16px; }
.v-clean-card h3 { margin: 0; }
.duty { display: grid; grid-template-columns: auto 1fr; gap: 0 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.duty-time { grid-row: span 2; font-size: .8rem; font-weight: 700; color: var(--muted); font-variant-numeric: tabular-nums; min-width: 82px; }
.duty > span:nth-child(2) { font-size: .8rem; color: var(--muted); }
.duty b { display: flex; align-items: center; gap: 8px; }
.duty.checker { border-bottom: 0; }

.v-coaches { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 8px; }
.v-coach { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; }

@media print {
  :root { --bg: #fff; --card: #fff; --text: #000; --muted: #444; --line: #999; --fixed: #eee; --soft: #e8ecf8; --soft-text: #000; --shadow: none; }
  body { font-size: 11pt; }
  .no-print, header { display: none !important; }
  .print-only { display: block; }
  main { padding: 0; max-width: none; }
  .sheet { border: 0; padding: 0; margin: 0; }
  table.grid { min-width: 0; }
  .grid thead th, .grid tr.fixed td { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}
.pw-form { max-width: 420px; }
.user-name { flex: 1; min-width: 160px; }