:root {
  /* DakshPG brand (sampled from the logo) */
  --navy: #041E66; --deep: #032388; --primary: #0154C4; --bright: #027FEA; --sky: #01A6FF; --accent: #DD0B1C;
  --grad: linear-gradient(135deg, #032388 0%, #0154C4 45%, #01A6FF 100%);
  /* Buttons carry white text, so their gradient stops before the lightest sky blue (keeps AA contrast). */
  --grad-btn: linear-gradient(135deg, #032388 0%, #0154C4 55%, #0A78DC 100%);
  --bg: #f6f8fc; --surface: #ffffff; --surface-2: #f8fafd; --line: #e3e8f2; --line-strong: #cdd5e3;
  --ink: #0a0b0d; --ink-2: #3f4a5e; --ink-3: #5e6a80;
  --brand: #0154c4; --brand-ink: #ffffff; --brand-soft: #e9f1fd;
  --good: #067647; --good-bg: #ecfdf3; --bad: #b42318; --bad-bg: #fef3f2;
  --warn: #b54708; --warn-bg: #fffaeb; --info: #0154c4; --info-bg: #edf4fe; --muted-bg: #f0f3f8;
  --bar: #0154c4; --side: #041e66; --side-ink: #c8d4f0; --side-active: rgba(255,255,255,.1); --side-line: rgba(255,255,255,.12); --side-muted: #8fa3d6;
  --focus: #01a6ff;
  --radius: 12px; --shadow: 0 1px 2px rgba(4,30,102,.05), 0 1px 3px rgba(4,30,102,.04);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #070b16; --surface: #0f1526; --surface-2: #131a2e; --line: #212a42; --line-strong: #2e3954;
    --ink: #eef2fa; --ink-2: #b6c0d4; --ink-3: #8e99b0;
    --brand: #5aa8ff; --brand-ink: #ffffff; --brand-soft: #0f2550;
    --good: #47cd89; --good-bg: #0b2b1d; --bad: #f97066; --bad-bg: #2d1210; --warn: #fdb022; --warn-bg: #2b1d05;
    --info: #5aa8ff; --info-bg: #0d2147; --muted-bg: #182036; --bar: #3b8ff0; --side: #030f36; --side-active: rgba(255,255,255,.08);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--ink); }
a { color: var(--brand); text-decoration: none; } a:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1 { font-size: 22px; margin: 0; letter-spacing: -.2px; } h2 { font-size: 16px; margin: 0 0 12px; } h3 { font-size: 14px; margin: 0 0 8px; }
code, .mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 12.5px; }
.muted { color: var(--ink-3); } .small { font-size: 12.5px; } .nowrap { white-space: nowrap; } .right { text-align: right; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* App shell */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--side-ink); padding: 18px 12px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 16px; padding: 6px 10px 16px; text-decoration: none !important; }
.brand img { display: block; height: auto; max-width: 100%; }
.brand-tag { font-size: 10.5px; font-weight: 700; letter-spacing: .6px; text-transform: uppercase; padding: 2px 8px; border-radius: 99px; background: var(--brand-soft); color: var(--brand); }
.side .brand-tag { background: rgba(255,255,255,.14); color: #fff; }
.side a.brand, .side a.brand:hover { background: none; padding: 6px 10px 16px; justify-content: flex-start; }
.side a.brand img { width: 160px; }
.side a { color: var(--side-ink); padding: 8px 10px; border-radius: 8px; display: flex; justify-content: space-between; align-items: center; }
.side a:hover { background: var(--side-active); text-decoration: none; color: #fff; }
.side a.active { background: var(--side-active); color: #fff; font-weight: 600; }
.side a.active { box-shadow: inset 3px 0 0 var(--sky); }
.side .group { font-size: 11px; text-transform: uppercase; letter-spacing: .6px; color: var(--side-muted); padding: 14px 10px 4px; }
.side .spacer { flex: 1; }
.side .who { border-top: 1px solid var(--side-line); padding: 12px 10px 0; font-size: 12.5px; }
.side .who form { margin: 6px 0 0; }
.side .who .muted { color: var(--side-muted); }
.side .who button { background: none; border: 0; color: var(--side-ink); padding: 0; cursor: pointer; font: inherit; }
.main { padding: 24px 28px 48px; min-width: 0; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .sub { color: var(--ink-3); margin-top: 2px; }
.mode { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 99px; vertical-align: middle; margin-left: 8px; }
.mode.sandbox { background: var(--warn-bg); color: var(--warn); } .mode.live { background: var(--good-bg); color: var(--good); }
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; padding: 10px; }
  .side .group, .side .spacer { display: none; } .side .who { border: 0; padding: 8px 10px; width: 100%; }
  .side a.brand, .side a.brand:hover { width: 100%; padding: 4px 10px 8px; } .side a.active { box-shadow: none; }
  .main { padding: 18px 16px 40px; }
}

/* Surfaces */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 16px; }
.card.flush { padding: 0; overflow: hidden; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 16px; } .grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.tile .k { color: var(--ink-3); font-size: 12.5px; } .tile .v { font-size: 24px; font-weight: 700; margin-top: 2px; font-variant-numeric: tabular-nums; }
.tile .d { color: var(--ink-3); font-size: 12px; margin-top: 2px; }
dl.kv { display: grid; grid-template-columns: 170px 1fr; gap: 8px 16px; margin: 0; }
dl.kv dt { color: var(--ink-3); } dl.kv dd { margin: 0; word-break: break-word; }
@media (max-width: 600px) { dl.kv { grid-template-columns: 1fr; gap: 2px 0; } dl.kv dd { margin-bottom: 8px; } }

/* Tables */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; }
table.data th { text-align: left; font-size: 12px; font-weight: 600; color: var(--ink-3); background: var(--surface-2); padding: 9px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.data td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data tr:last-child td { border-bottom: 0; }
table.data tr.link:hover td { background: var(--surface-2); cursor: pointer; }
table.data td.num, table.data th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.empty { padding: 32px 18px; text-align: center; color: var(--ink-3); }
.pager { display: flex; justify-content: space-between; padding: 12px 18px; border-top: 1px solid var(--line); }

/* Badges */
.badge { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 9px; border-radius: 99px; white-space: nowrap; }
.badge.good { background: var(--good-bg); color: var(--good); } .badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.warn { background: var(--warn-bg); color: var(--warn); } .badge.info { background: var(--info-bg); color: var(--info); }
.badge.muted { background: var(--muted-bg); color: var(--ink-2); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; background: var(--ink-3); }
.dot.on { background: var(--good); }

/* Forms */
form.stack { display: grid; gap: 14px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; } .row > .field { flex: 1 1 180px; }
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 5px; }
.hint { font-weight: 400; color: var(--ink-3); font-size: 12.5px; margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=url], input[type=tel], input[type=search], select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--surface); color: var(--ink); font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: -1px; border-color: transparent; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line-strong);
  background: var(--surface); color: var(--ink); font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; text-decoration: none !important; }
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--grad-btn); border-color: transparent; color: var(--brand-ink); box-shadow: 0 1px 2px rgba(3,35,136,.25); }
.btn.primary:hover { filter: brightness(1.1); }
.btn.danger { color: var(--bad); } .btn.small { padding: 5px 10px; font-size: 12.5px; }
.btn.block { width: 100%; }
form.inline { display: inline; margin: 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; padding: 12px 18px; border-bottom: 1px solid var(--line); }
.filters a { padding: 5px 11px; border-radius: 99px; border: 1px solid var(--line); color: var(--ink-2); font-size: 12.5px; }
.filters a.on { background: var(--brand-soft); border-color: var(--brand); color: var(--brand); font-weight: 600; }
.filters form { margin-left: auto; display: flex; gap: 6px; } .filters input[type=search] { width: 220px; padding: 5px 10px; }

/* Messages */
.flash { padding: 11px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid; }
.flash.ok { background: var(--good-bg); color: var(--good); border-color: transparent; }
.flash.error { background: var(--bad-bg); color: var(--bad); border-color: transparent; }
.secret { background: var(--warn-bg); border: 1px solid var(--warn); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px; }
.secret .val { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.secret code { background: var(--surface); border: 1px solid var(--line); padding: 7px 10px; border-radius: 6px; flex: 1; word-break: break-all; }
.callout { background: var(--info-bg); color: var(--ink); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px; }
.copyable { display: flex; gap: 8px; align-items: center; } .copyable code { word-break: break-all; }

/* Checklist */
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.checklist li { display: flex; gap: 10px; align-items: center; }
.check { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--line-strong); display: grid; place-items: center; font-size: 11px; flex: none; }
.check.done { background: var(--good); border-color: var(--good); color: #fff; }

/* Chart */
.chart { width: 100%; height: auto; display: block; }
.chart .bar { fill: var(--bar); } .chart .bar:hover { opacity: .8; }
.chart .grid-line { stroke: var(--line); stroke-width: 1; } .chart text { fill: var(--ink-3); font-size: 10px; }
@media (max-width: 600px) { .chart text { font-size: 20px; } .tile .v { font-size: 20px; } }
table.data td.mono, table.data td .mono { white-space: nowrap; }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0 0 14px 16px; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 5px; width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); }
.timeline li.good::before { background: var(--good); } .timeline li.bad::before { background: var(--bad); } .timeline li.info::before { background: var(--info); }
pre.block { background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; overflow-x: auto; margin: 0; white-space: pre-wrap; word-break: break-word; }

/* Auth & landing */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.auth .card { width: 100%; max-width: 410px; padding: 26px; }
.auth { background: radial-gradient(1200px 500px at 50% -10%, var(--brand-soft), transparent 70%), var(--bg); }
.auth .card { position: relative; overflow: hidden; }
.auth .card::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--grad); }
.auth .brand { color: var(--ink); justify-content: center; padding: 2px 0 14px; }
.auth .brand img { width: 200px; }
.auth .brand picture { display: block; }
.auth h1 { text-align: center; margin-bottom: 4px; } .auth .sub { text-align: center; color: var(--ink-3); margin-bottom: 20px; }
.auth .foot { text-align: center; margin-top: 16px; color: var(--ink-3); }
.qr-box { background: #fff; border-radius: 10px; padding: 8px; width: 200px; height: 200px; }
.qr-box svg { width: 100%; height: 100%; display: block; }