:root {
  --bg: #f6f4f2;
  --card: #ffffff;
  --ink: #141414;
  --muted: #6b6662;
  --line: #e6e1dc;
  --pink: #e0457b;
  --pink-soft: #fde8ef;
  --violet: #7c5cff;
  --good: #1a8a4f;
  --good-soft: #e3f5ea;
  --bad: #c62828;
  --bad-soft: #fdeaea;
  --warn: #b26a00;
  --shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.05);
  --r: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121212; --card: #1c1c1c; --ink: #f2efec; --muted: #a39d97; --line: #2e2b29;
    --pink-soft: #3a1a26; --good-soft: #10301f; --bad-soft: #3a1515; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--ink);
  font: 15px/1.45 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
input, select, textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); outline: none; min-height: 44px;
}
input:focus, select:focus, textarea:focus { border-color: var(--pink); box-shadow: 0 0 0 3px var(--pink-soft); }
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin: 0 0 6px; }
.field { margin-bottom: 14px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > * { flex: 1 1 0; min-width: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.right { text-align: right; }
.hidden { display: none !important; }

/* Brand */
.logo { font-family: "Great Vibes", cursive; font-size: 34px; line-height: 1; white-space: nowrap; }
.logo .x { font-family: Inter, sans-serif; color: var(--pink); font-size: .6em; margin-left: 1px; }
.boot { min-height: 100vh; display: grid; place-items: center; }

/* Buttons */
.btn {
  border: 0; border-radius: 12px; padding: 12px 18px; min-height: 46px; cursor: pointer;
  background: var(--ink); color: var(--bg); font-weight: 600; display: inline-flex;
  align-items: center; justify-content: center; gap: 8px; text-decoration: none;
}
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.pink { background: var(--pink); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.good { background: var(--good); color: #fff; }
.btn.danger { background: transparent; color: var(--bad); border: 1px solid var(--line); }
.btn.big { font-size: 18px; min-height: 60px; border-radius: 16px; padding: 14px 22px; }
.btn.sm { min-height: 36px; padding: 6px 12px; font-size: 13px; border-radius: 9px; }
.btn.block { width: 100%; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 9px 16px;
  cursor: pointer; font-weight: 600; min-height: 44px;
}
.chip.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip.big { flex: 1 1 0; border-radius: 14px; padding: 14px 8px; text-align: center; font-size: 16px; min-width: 70px; }
.chip.big .ico { display: block; font-size: 26px; margin-bottom: 2px; }

/* Layout */
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 10; background: #111; color: #fff;
  display: flex; align-items: center; gap: 14px; padding: 10px 16px; padding-top: max(10px, env(safe-area-inset-top));
}
.topbar .logo { font-size: 30px; }
.topbar .who { margin-left: auto; text-align: right; font-size: 13px; color: #cfc9c4; }
.topbar .who b { color: #fff; display: block; font-size: 14px; }
.topbar .signout { background: transparent; border: 1px solid #444; color: #ddd; border-radius: 9px; padding: 6px 10px; cursor: pointer; }
.nav { display: flex; gap: 4px; }
.nav button {
  background: transparent; border: 0; color: #bdb7b2; padding: 8px 12px; border-radius: 9px; cursor: pointer; font-weight: 600;
}
.nav button.on { background: #2a2a2a; color: #fff; }
.nav button .ni { margin-right: 6px; }
main { flex: 1; width: 100%; max-width: 1180px; margin: 0 auto; padding: 18px 16px 100px; }
@media (max-width: 820px) {
  .topbar .nav { position: fixed; bottom: 0; left: 0; right: 0; background: #111; justify-content: space-around;
    padding: 6px 4px; padding-bottom: max(6px, env(safe-area-inset-bottom)); border-top: 1px solid #222; z-index: 20; }
  .nav button { display: flex; flex-direction: column; align-items: center; font-size: 11px; padding: 6px 8px; flex: 1; }
  .nav button .ni { margin: 0 0 2px; font-size: 19px; }
  .topbar .logo { font-size: 26px; }
}

h1 { font-size: 24px; margin: 0 0 4px; letter-spacing: -.01em; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 0 0 10px; }
.page-head { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.page-head .grow { flex: 1; min-width: 200px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; box-shadow: var(--shadow); }
.card + .card, .section { margin-top: 16px; }
.cols { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }
.cols2 { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) { .cols2 { grid-template-columns: 1fr; } }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; }
.stat .k { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.stat .v { font-size: 24px; font-weight: 800; margin-top: 4px; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat .s { font-size: 12px; color: var(--muted); margin-top: 2px; }
.stat.accent { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.stat.accent .k, .stat.accent .s { color: #bbb; }

/* Floor */
.lane-title { display: flex; align-items: center; gap: 8px; font-weight: 700; margin-bottom: 10px; }
.count { background: var(--line); border-radius: 999px; padding: 1px 9px; font-size: 13px; }
.vcard {
  background: var(--card); border: 1px solid var(--line); border-left: 5px solid var(--c, var(--pink));
  border-radius: 12px; padding: 12px 14px; margin-bottom: 10px; box-shadow: var(--shadow);
}
.vcard .top { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.vcard .name { font-weight: 700; font-size: 16px; }
.vcard .meta { font-size: 13px; color: var(--muted); }
.vcard .timer { font-variant-numeric: tabular-nums; font-weight: 800; font-size: 20px; }
.vcard .acts { display: flex; gap: 8px; margin-top: 10px; }
.vcard .acts .btn { flex: 1; }
.vcard.done { cursor: pointer; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--pink-soft); color: var(--pink); }
.tag.new { background: var(--good-soft); color: var(--good); }
.tag.grey { background: var(--line); color: var(--muted); }
.clockbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.clock { display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 8px 8px 8px 14px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); flex: none; }
.dot.on { background: var(--good); box-shadow: 0 0 0 4px var(--good-soft); }
.empty { color: var(--muted); text-align: center; padding: 22px 10px; border: 1px dashed var(--line); border-radius: 12px; font-size: 14px; }

/* Sheet (modal) */
.sheet-wrap { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 50; display: flex; align-items: flex-end; justify-content: center; }
@media (min-width: 820px) { .sheet-wrap { align-items: center; } }
.sheet {
  background: var(--bg); width: 100%; max-width: 760px; max-height: 94vh; overflow: auto;
  border-radius: 20px 20px 0 0; padding: 18px 16px 24px; animation: up .18s ease-out;
}
@media (min-width: 820px) { .sheet { border-radius: 20px; } }
@keyframes up { from { transform: translateY(30px); opacity: 0; } }
.sheet-head { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 16px; }
.sheet-head .grow { flex: 1; }
.x-btn { background: var(--card); border: 1px solid var(--line); width: 40px; height: 40px; border-radius: 50%; cursor: pointer; font-size: 18px; flex: none; }

/* Billing */
.blocks { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.block { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px; }
.block.has { border-color: var(--pink); background: var(--pink-soft); }
.block .bn { font-weight: 600; font-size: 14px; cursor: pointer; display: flex; justify-content: space-between; margin-bottom: 6px; user-select: none; }
.block .bn small { color: var(--muted); font-weight: 500; }
.block input { text-align: right; font-weight: 700; font-size: 17px; font-variant-numeric: tabular-nums; }
.money-in { position: relative; }
.money-in::before { content: "R"; position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); font-weight: 600; pointer-events: none; }
.money-in input { padding-left: 28px; }
.totalbar { display: flex; justify-content: space-between; align-items: center; background: var(--ink); color: var(--bg); border-radius: 14px; padding: 14px 18px; margin: 16px 0; }
.totalbar .t { font-size: 32px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.paygrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.change {
  border-radius: 16px; padding: 16px; text-align: center; margin-top: 12px; background: var(--card); border: 2px solid var(--line);
}
.change .lbl { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.change .amt { font-size: 44px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.02em; line-height: 1.1; }
.change.ok { border-color: var(--good); background: var(--good-soft); }
.change.ok .amt { color: var(--good); }
.change.short { border-color: var(--bad); background: var(--bad-soft); }
.change.short .amt { color: var(--bad); }
.notes-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 10px; }
.note { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 4px 10px; font-weight: 700; font-size: 14px; }
.quick { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.quick .chip { flex: 1; min-width: 64px; text-align: center; }

/* Tables */
.tbl-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 700; }
td.n, th.n { text-align: right; }
tr.tot td { font-weight: 800; border-top: 2px solid var(--ink); border-bottom: 0; }
tr.future td { color: var(--muted); font-style: italic; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--pink-soft); }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.chart-box { position: relative; height: 320px; }
@media (max-width: 600px) { .chart-box { height: 260px; } }

/* Auth */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 20px 16px; background: #111; }
.auth .card { width: 100%; max-width: 400px; }
.auth .logo { font-size: 46px; text-align: center; margin: 6px 0 4px; color: var(--ink); }
.auth .sub { text-align: center; color: var(--muted); margin-bottom: 20px; font-size: 13px; }
.err { background: var(--bad-soft); color: var(--bad); border-radius: 10px; padding: 10px 12px; font-size: 14px; margin-bottom: 12px; }
.info { background: var(--pink-soft); border-radius: 10px; padding: 10px 12px; font-size: 14px; margin-bottom: 12px; }

#toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg);
  padding: 12px 18px; border-radius: 12px; font-weight: 600; opacity: 0; pointer-events: none; transition: .2s; z-index: 100; max-width: 90vw;
}
#toast.show { opacity: 1; transform: translateX(-50%); }
#toast.bad { background: var(--bad); color: #fff; }

.legend-sw { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: middle; }
.bar-track { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; min-width: 80px; }
.bar-fill { height: 100%; background: var(--pink); border-radius: 99px; }
.pill-sel { display: inline-flex; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.pill-sel button { border: 0; background: transparent; padding: 8px 12px; border-radius: 9px; cursor: pointer; font-weight: 600; color: var(--muted); }
.pill-sel button.on { background: var(--ink); color: var(--bg); }