:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e2e5ea;
  --text: #1c2430;
  --muted: #6b7584;
  --primary: #0f6e6e;
  --primary-ink: #ffffff;
  --primary-soft: #e3f1f0;
  --pos: #12804a;
  --neg: #c2361f;
  --warn-bg: #fff6e0; --warn-ink: #8a5a00; --warn-line: #f0d48c;
  --danger-bg: #fdecea; --danger-ink: #a12a17; --danger-line: #f3b9ae;
  --info-bg: #eaf2fc; --info-ink: #1f4f8a; --info-line: #bcd3f0;
  --ok-bg: #e7f5ec; --ok-ink: #146c3c; --ok-line: #b5dfc4;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c; --surface: #1a2028; --surface-2: #222a34; --border: #2d3743;
    --text: #e6eaf0; --muted: #98a3b3; --primary: #3fb5ad; --primary-ink: #0b1a1a; --primary-soft: #193433;
    --pos: #4cc985; --neg: #ff8a73;
    --warn-bg: #2f2612; --warn-ink: #f2c66b; --warn-line: #5c4818;
    --danger-bg: #351a16; --danger-ink: #ff9d8a; --danger-line: #6a2c22;
    --info-bg: #15263a; --info-ink: #8fbdf2; --info-line: #27466b;
    --ok-bg: #132b1f; --ok-ink: #7fdba5; --ok-line: #24503a;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 var(--font); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }
h3 { font-size: .95rem; margin: 0 0 .5rem; }
small, .muted { color: var(--muted); }
.num, td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.nowrap { white-space: nowrap; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }

/* Layout */
.layout { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 1.25rem .75rem; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { display: flex; align-items: center; gap: .6rem; padding: 0 .5rem 1.25rem; font-weight: 700; color: var(--text); }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--primary); color: var(--primary-ink); display: grid; place-items: center; font-size: .95rem; }
.nav a { display: flex; align-items: center; gap: .6rem; padding: .5rem .65rem; border-radius: 8px; color: var(--text); font-weight: 500; }
.nav a:hover { background: var(--surface-2); text-decoration: none; }
.nav a.active { background: var(--primary-soft); color: var(--primary); }
.nav .sep { margin: 1rem .65rem .35rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.nav svg { width: 18px; height: 18px; flex: none; }
.sidebar form { margin: 1rem .2rem 0; }
.main { padding: 1.5rem 2rem 3rem; min-width: 0; max-width: 1280px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.page-head p { margin: .25rem 0 0; color: var(--muted); }
.crumbs { font-size: .85rem; color: var(--muted); margin-bottom: .35rem; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.menu-toggle { display: none; }

/* Cards & grids */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.1rem 1.25rem; margin-bottom: 1.25rem; min-width: 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin-bottom: .75rem; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem; margin-bottom: 1.25rem; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .9rem 1.1rem; }
.stat .label { font-size: .8rem; color: var(--muted); }
.stat .value { font-size: 1.35rem; font-weight: 650; font-variant-numeric: tabular-nums; margin-top: .15rem; }
.stat .sub { font-size: .8rem; color: var(--muted); }

/* Person cards on dashboard */
.people { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.25rem; margin-bottom: 1.25rem; }
.person { display: block; color: inherit; }
.person:hover { text-decoration: none; border-color: var(--primary); }
.person .top { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem; }
.person .name { font-weight: 650; font-size: 1.05rem; }
.person .total { font-size: 1.25rem; font-weight: 650; font-variant-numeric: tabular-nums; }
.acc-line { display: flex; justify-content: space-between; font-size: .88rem; padding: .2rem 0; color: var(--muted); }
.acc-line span:last-child { color: var(--text); font-variant-numeric: tabular-nums; }

/* Tables */
.table-wrap { overflow-x: auto; margin: 0 -1.25rem; padding: 0 1.25rem; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .55rem .6rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { font-size: .78rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }
td .desc { color: var(--muted); font-size: .85rem; max-width: 520px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
tfoot td { font-weight: 650; border-top: 2px solid var(--border); }
tr.inactive td { opacity: .55; }

/* Badges */
.badge { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--ok-ink); }
.badge.warn { background: var(--warn-bg); color: var(--warn-ink); }
.badge.danger { background: var(--danger-bg); color: var(--danger-ink); }
.badge.info { background: var(--info-bg); color: var(--info-ink); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: .4rem; vertical-align: middle; }

/* Alerts */
.alert { border: 1px solid; border-radius: 8px; padding: .6rem .85rem; margin-bottom: .6rem; font-size: .92rem; display: flex; gap: .6rem; align-items: flex-start; }
.alert a { color: inherit; text-decoration: underline; }
.alert.ok { background: var(--ok-bg); color: var(--ok-ink); border-color: var(--ok-line); }
.alert.warn { background: var(--warn-bg); color: var(--warn-ink); border-color: var(--warn-line); }
.alert.error, .alert.danger { background: var(--danger-bg); color: var(--danger-ink); border-color: var(--danger-line); }
.alert.info { background: var(--info-bg); color: var(--info-ink); border-color: var(--info-line); }
.warnings { list-style: none; padding: 0; margin: 0; }
.warnings li { margin-bottom: .4rem; }
.warnings .alert { margin: 0; }

/* Forms */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem .95rem; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { color: var(--neg); }
.btn.small { padding: .25rem .6rem; font-size: .85rem; }
.btn.link { border: 0; background: none; color: var(--primary); padding: 0; }
form.inline { display: inline; }
.form { max-width: 760px; }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem 1.1rem; }
.fields .full { grid-column: 1 / -1; }
.field label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .3rem; }
.field .hint { font-size: .8rem; color: var(--muted); margin-top: .25rem; }
input[type=text], input[type=password], input[type=email], input[type=date], input[type=number], input[type=search], input[type=color], select, textarea {
  width: 100%; padding: .5rem .65rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text); font: inherit;
}
input[type=color] { padding: .15rem; height: 38px; }
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; border-color: var(--primary); }
.form-actions { display: flex; gap: .6rem; margin-top: 1.25rem; align-items: center; flex-wrap: wrap; }
.form-actions .spacer { flex: 1; }
.filters { display: flex; gap: .6rem; flex-wrap: wrap; align-items: flex-end; }
.filters .field { min-width: 150px; flex: 1; }
.filters .field.wide { flex: 2; min-width: 220px; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: .8rem 1rem 1rem; margin: 0 0 1rem; }
legend { font-weight: 600; font-size: .9rem; padding: 0 .35rem; }
.check { display: flex; gap: .45rem; align-items: center; font-weight: 500; font-size: .92rem; }
details summary { cursor: pointer; font-weight: 600; }

/* Tabs-ish section nav */
.subnav { display: flex; gap: .3rem; border-bottom: 1px solid var(--border); margin-bottom: 1.25rem; flex-wrap: wrap; }
.subnav a { padding: .55rem .85rem; color: var(--muted); font-weight: 550; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.subnav a.active { color: var(--primary); border-color: var(--primary); }
.subnav a:hover { text-decoration: none; color: var(--text); }

.chart-box { position: relative; height: 220px; }
.empty { text-align: center; color: var(--muted); padding: 1.5rem .5rem; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: .3rem 1rem; font-size: .92rem; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.pager { display: flex; gap: .5rem; justify-content: center; margin-top: 1rem; align-items: center; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-card { width: 100%; max-width: 380px; }
.qr { background: #fff; padding: .5rem; border-radius: 8px; display: inline-block; }
.progress { height: 8px; background: var(--surface-2); border-radius: 99px; overflow: hidden; margin-top: .3rem; }
.progress span { display: block; height: 100%; background: var(--primary); }

@media (max-width: 1000px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 30% 0 0; z-index: 20; transform: translateX(-105%); transition: transform .2s; height: 100vh; box-shadow: 0 0 40px rgba(0,0,0,.2); }
  body.nav-open .sidebar { transform: none; }
  .menu-toggle { display: inline-flex; margin-bottom: 1rem; }
  .main { padding: 1rem 16px 3rem; }
  .fields { grid-template-columns: 1fr; }
}

@media print {
  .sidebar, .menu-toggle, .no-print, .actions, .btn { display: none !important; }
  .layout { display: block; }
  .main { padding: 0; max-width: none; }
  .card { box-shadow: none; border: 0; padding: 0; }
  body { background: #fff; color: #000; font-size: 12px; }
}