:root {
  /* white background, black text; accents purple, gold, black */
  --bg: #ffffff; --panel: #ffffff; --ink: #000000; --muted: #000000; --line: #e4e0ea;
  --brand: #6b21a8; --brand-soft: #f3e8ff; --expected: #c4a5f0; --stock: #f4f2f7;
  --gold: #c9a227; --gold-soft: #fbf3d6; --black: #111111;
  --good: #6b21a8; --good-soft: #f3e8ff; --bad: #111111; --bad-soft: #fbf3d6; --warn: #000000; --warn-soft: #fbf3d6;
  --shadow: 0 1px 2px rgba(17,17,17,.05), 0 4px 14px rgba(107,33,168,.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.45 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--brand); }
.num { font-variant-numeric: tabular-nums; }

/* ---------- auth pages ---------- */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
  width: 100%; max-width: 400px; padding: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; margin-bottom: 4px; }
.brand .logo { width: 30px; height: 30px; border-radius: 8px; background: var(--black); color: var(--gold);
  display: grid; place-items: center; font-weight: 800; }
.sub { color: var(--muted); margin: 0 0 20px; }
.steps { display: flex; gap: 6px; margin-bottom: 18px; }
.steps span { flex: 1; height: 4px; border-radius: 4px; background: var(--line); }
.steps span.on { background: var(--gold); }
label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 6px; }
input[type=text], input[type=password], input[type=tel], input[type=email] { width: 100%; padding: 11px 12px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); font-size: 15px; }
input:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
input.code { letter-spacing: .5em; font-size: 22px; text-align: center; font-variant-numeric: tabular-nums; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; width: 100%; margin-top: 18px;
  padding: 11px 14px; border: 0; border-radius: 9px; background: var(--black); color: #fff; font-weight: 600;
  font-size: 15px; cursor: pointer; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--black); margin-top: 10px; }
.btn.small { width: auto; margin: 0; padding: 7px 12px; font-size: 13px; }
.error { background: var(--gold-soft); color: var(--ink); border: 1px solid var(--gold); border-radius: 9px; padding: 9px 12px; margin-top: 12px; font-size: 14px; }
.hint { color: var(--muted); font-size: 13px; margin-top: 14px; }

/* ---------- dashboard ---------- */
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 14px; padding: 12px 22px;
  background: var(--panel); border-bottom: 3px solid var(--gold); }
.top .brand { margin: 0; }
.top .spacer { flex: 1; }
.live { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 rgba(107,33,168,.5);
  animation: pulse 2s infinite; }
.dot.stale { background: var(--gold); animation: none; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(107,33,168,.45); } 70% { box-shadow: 0 0 0 9px rgba(107,33,168,0); } 100% { box-shadow: 0 0 0 0 rgba(107,33,168,0); } }
.badge { font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 99px; background: var(--gold-soft); color: var(--ink); border: 1px solid var(--gold); }
.who { font-size: 13px; color: var(--muted); }
main { max-width: 1400px; margin: 0 auto; padding: 20px 22px 40px; }
.title { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin: 4px 0 16px; }
.title h1 { font-size: 22px; margin: 0; }
.title .when { color: var(--muted); }
.banner { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 14px 18px; border-radius: 12px;
  margin-bottom: 16px; border: 1px solid var(--line); background: var(--panel); box-shadow: var(--shadow); }
.banner .big { font-size: 20px; font-weight: 700; }
.banner.planned { border-left: 6px solid var(--brand); }
.banner.now { border-left: 6px solid var(--black); background: var(--gold-soft); border-color: var(--gold); animation: glow 1.6s ease-in-out infinite; }
.banner.closed { border-left: 6px solid var(--black); }
@keyframes glow { 50% { box-shadow: 0 0 0 5px rgba(201,162,39,.35); } }
.countdown { margin-left: auto; text-align: right; }
.countdown .t { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.countdown .l { font-size: 12px; color: var(--muted); }
.kpis { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-top: 3px solid var(--brand); border-radius: 12px; padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .l { font-size: 12.5px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.kpi .v { font-size: 28px; font-weight: 750; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: 13px; color: var(--muted); margin-top: 2px; }
.kpi.accent { border-top-color: var(--gold); }
.kpi.alert { border-top-color: var(--black); background: var(--gold-soft); }
.up, .down { color: var(--ink); font-weight: 700; } .up::before { content: "▲ "; color: var(--brand); } .down::before { content: "▼ "; color: var(--gold); }
.grid2 { display: grid; grid-template-columns: 1fr 1.2fr; gap: 16px; margin-bottom: 16px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); min-width: 0; }
.panel h2 { font-size: 15px; margin: 0 0 4px; }
.panel .cap { font-size: 13px; color: var(--muted); margin: 0 0 10px; }
.chartbox { position: relative; height: 300px; }
.chartbox svg { width: 100%; height: 100%; display: block; overflow: visible; }
.chartbox text { fill: var(--muted); font-size: 11.5px; }
.chartbox .lab { fill: var(--ink); font-size: 12.5px; }
.chartbox .grid { stroke: var(--line); stroke-width: 1; }
.chartbox .tip { pointer-events: none; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 8px; font-size: 12.5px; color: var(--muted); }
.legend i { display: inline-block; width: 14px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.legend i.line { height: 3px; vertical-align: 3px; }
.legend i.dash { height: 0; border-top: 3px dashed var(--brand); background: none !important; vertical-align: 3px; }
.tablewrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { padding: 7px 7px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th { color: var(--ink) !important; font-size: 11px; text-transform: uppercase; letter-spacing: .02em; white-space: normal; vertical-align: bottom; line-height: 1.25; color: var(--muted); font-weight: 650; position: sticky; top: 0; background: var(--panel); }
td:first-child, th:first-child { text-align: left; }
tr.total td { font-weight: 700; background: var(--bg); }
td.ret { font-weight: 700; }
.mode-now td.ret { background: var(--gold-soft); }
td.keep { font-weight: 700; background: var(--brand-soft); }
.pill { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 12px; font-weight: 700; }
.pill.Ahead { background: var(--brand-soft); color: var(--ink); border: 1px solid var(--brand); }
.pill.Behind { background: var(--gold-soft); color: var(--ink); border: 1px solid var(--gold); }
.pill.Same { background: var(--stock); color: var(--ink); }
.flash { animation: flash 1.6s ease-out; }
@keyframes flash { 0% { background: #f1dc8a; } 100% { background: transparent; } }
.foot { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap;
  color: var(--muted); font-size: 12.5px; margin-top: 12px; }
.err { background: var(--gold-soft); color: var(--ink); border: 1px solid var(--gold); padding: 8px 12px; border-radius: 9px; margin-bottom: 12px; display: none; }
.loading { padding: 80px 0; text-align: center; color: var(--muted); }
@media (max-width: 1100px) { .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid2 { grid-template-columns: 1fr; } }
@media (max-width: 600px) { main { padding: 14px 12px 30px; } .top { padding: 10px 12px; } .who { display: none; } .kpi .v { font-size: 22px; } }

/* customer mix */
.grid4 { display: grid; grid-template-columns: 0.8fr 1.3fr 1.1fr 1fr; gap: 16px; margin-bottom: 16px; }
.mixhead { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin: 6px 0 12px; }
.mixhead h2 { margin: 0; font-size: 18px; }
.mixhead .big { font-weight: 750; }
.chartbox.small { height: 250px; }
.note { font-size: 12.5px; margin-top: 6px; }
@media (max-width: 1250px) { .grid4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 700px) { .grid4 { grid-template-columns: 1fr; } }

/* code shown on the login screen */
.otpbox { text-align: center; background: var(--gold-soft); border: 1px solid var(--gold); border-radius: 12px;
  padding: 14px 12px; margin: 6px 0 4px; }
.otpbox .hey { font-size: 15px; font-weight: 600; color: var(--ink); }
.otpcode { font-size: 34px; font-weight: 800; letter-spacing: .3em; margin: 6px 0 10px; padding-left: .3em;
  font-variant-numeric: tabular-nums; color: var(--ink); }
a.btn { text-decoration: none; }
.legend i.dots { height: 0; border-top: 3px dotted #7c7c7c; background: none !important; vertical-align: 3px; }

/* draw date picker on the sales curve */
.panelhead { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; }
.panelhead h2 { margin: 0; }
.datepick { display: inline-flex; align-items: center; gap: 6px; margin: 0 0 0 auto; font-size: 13px; font-weight: 600; }
.datepick input { padding: 5px 8px; border: 1px solid var(--line); border-radius: 8px; font: inherit; color: var(--ink);
  background: #fff; cursor: pointer; }
.datepick input:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
.panelhead .btn.small { margin: 0; }
.curve-msg { padding: 40px 10px; text-align: center; color: var(--ink); }

[hidden] { display: none !important; }
/* ---------- admin users ---------- */
.adminwrap { max-width: 1000px; margin: 20px auto; padding: 0 16px; }
.adminwrap h1 { font-size: 20px; }
.adminwrap table td { vertical-align: middle; padding: 6px 8px; border-top: 1px solid var(--line); }
.adminwrap form.inline { display: inline-flex; gap: 6px; align-items: center; margin: 0; }
.adminwrap select, .adminwrap input[type=text], .adminwrap input[type=password], .adminwrap input[type=tel] {
  padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; font: inherit; width: auto; }
.adminwrap .addrow { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.adminwrap .ok { color: var(--brand); font-weight: 600; margin: 8px 0; }