/* CareBill — a collections desk, not a dashboard toy. Dense rows, quiet chrome, money reads first. */
:root{
  --ink:#1b1520; --ink-2:#5a4f63; --ink-3:#8a7f93;
  --plum:#6b2d8e; --plum-dk:#4d1f68; --plum-wash:#f5eff9;
  --canvas:#f6f4f8; --paper:#fff; --rule:#e4dde9;
  --red:#b3261e; --red-wash:#fdeeec;
  --amber:#9a6400; --amber-wash:#fdf4e3;
  --green:#1c6b47; --green-wash:#eaf5ef;
  --rail:200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--canvas); color:var(--ink);
  font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--plum);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--plum);outline-offset:2px}

/* ---------- shell ---------- */
.shell{display:flex;min-height:100vh}
.rail{
  width:var(--rail);flex:0 0 var(--rail);background:var(--ink);color:#cdc3d6;
  padding:18px 0 24px;position:sticky;top:0;height:100vh;overflow:auto;display:flex;flex-direction:column;
}
.rail .mark{font-size:19px;font-weight:700;color:#fff;padding:0 18px 14px;letter-spacing:-.3px}
.rail .mark span{color:#c79ae0}
.rail .who{padding:10px 18px 14px;border-top:1px solid #33293b;border-bottom:1px solid #33293b;color:#e6dfeb;font-weight:600}
.rail .who small{display:block;font-weight:400;color:#8d8096;text-transform:capitalize}
.rail ul{list-style:none;margin:8px 0;padding:0}
.rail li a{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:7px 18px;color:#cdc3d6;font-size:13.5px}
.rail li a:hover{background:#2a2132;color:#fff;text-decoration:none}
.rail li a.on{background:var(--plum);color:#fff;font-weight:600}
.rail .railhead{padding:14px 18px 4px;font-size:11px;color:#7d7186;letter-spacing:.06em}
.rail .pip{background:#c79ae0;color:#2a1636;border-radius:9px;padding:0 6px;font-size:11px;font-weight:700;min-width:18px;text-align:center}
.rail .out{margin-top:auto;padding:12px 18px 0;color:#8d8096;font-size:13px}
main{flex:1;padding:22px 26px 60px;max-width:1500px}

/* ---------- headings ---------- */
h1{font-size:21px;margin:0 0 2px;font-weight:650;letter-spacing:-.2px}
h2{font-size:16px;margin:26px 0 10px;font-weight:650}
h3{font-size:14px;margin:18px 0 8px;font-weight:650}
.sub{color:var(--ink-2);margin:0 0 18px;font-size:13.5px}
.row{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-start}
.spread{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}

/* ---------- numbers strip (dashboard) ---------- */
.figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--rule);
  border:1px solid var(--rule);margin:0 0 22px}
.fig{background:var(--paper);padding:13px 15px}
.fig .n{font-size:22px;font-weight:650;font-variant-numeric:tabular-nums;letter-spacing:-.4px}
.fig .l{font-size:12px;color:var(--ink-2);margin-top:1px}
.fig.warn .n{color:var(--red)}
.fig.soon .n{color:var(--amber)}
.fig.good .n{color:var(--green)}

/* ---------- tables ---------- */
.card{background:var(--paper);border:1px solid var(--rule);margin-bottom:22px}
.card>h2,.card>h3{margin:0;padding:11px 14px;border-bottom:1px solid var(--rule);font-size:14px}
.card .pad{padding:14px}
table.grid{width:100%;border-collapse:collapse;background:var(--paper)}
table.grid th{
  text-align:left;font-size:11.5px;font-weight:650;color:var(--ink-2);padding:8px 10px;
  border-bottom:1px solid var(--rule);background:var(--plum-wash);position:sticky;top:0;z-index:1;
}
table.grid td{padding:8px 10px;border-bottom:1px solid var(--rule);vertical-align:top}
table.grid tr:hover td{background:#faf8fb}
table.grid td.num,table.grid th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
table.grid td.mono{font-variant-numeric:tabular-nums;white-space:nowrap}
table.grid .muted{color:var(--ink-3);font-size:12.5px}
.empty{padding:28px 16px;color:var(--ink-2);text-align:center}
.empty b{display:block;color:var(--ink);margin-bottom:4px}

/* ---------- chips ---------- */
.chip{display:inline-block;padding:1px 7px;border-radius:2px;font-size:11.5px;font-weight:600;white-space:nowrap}
.chip.red{background:var(--red-wash);color:var(--red)}
.chip.amber{background:var(--amber-wash);color:var(--amber)}
.chip.green{background:var(--green-wash);color:var(--green)}
.chip.grey{background:#eeebf0;color:var(--ink-2)}
.chip.plum{background:var(--plum-wash);color:var(--plum-dk)}

/* ---------- forms ---------- */
label{display:block;font-size:12px;color:var(--ink-2);margin-bottom:3px;font-weight:600}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],select,textarea{
  width:100%;padding:7px 9px;border:1px solid #cfc6d6;background:#fff;border-radius:2px;
  font:inherit;font-size:13.5px;color:var(--ink)
}
input:focus,select:focus,textarea:focus{border-color:var(--plum);outline:none;box-shadow:0 0 0 2px var(--plum-wash)}
textarea{min-height:90px;resize:vertical}
.f{margin-bottom:12px;flex:1 1 200px;min-width:0}
.f.sm{flex:0 0 120px}.f.md{flex:0 0 190px}.f.lg{flex:1 1 380px}
.help{font-size:11.5px;color:var(--ink-3);margin-top:3px}
fieldset{border:1px solid var(--rule);padding:14px;margin:0 0 18px;background:var(--paper)}
legend{font-size:12px;font-weight:650;color:var(--plum-dk);padding:0 6px}

.btn{display:inline-block;padding:7px 14px;background:var(--plum);color:#fff;border:1px solid var(--plum);
  border-radius:2px;font:inherit;font-size:13.5px;font-weight:600;cursor:pointer}
.btn:hover{background:var(--plum-dk);text-decoration:none;color:#fff}
.btn.ghost{background:#fff;color:var(--plum);}
.btn.ghost:hover{background:var(--plum-wash);color:var(--plum-dk)}
.btn.danger{background:var(--red);border-color:var(--red)}
.btn.sm{padding:3px 9px;font-size:12.5px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.bar form{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-end}
.bar .f{margin-bottom:0}

.flash{padding:10px 14px;margin:0 0 16px;border:1px solid;font-size:13.5px}
.flash.ok{background:var(--green-wash);border-color:#b9dcc9;color:#125034}
.flash.err{background:var(--red-wash);border-color:#f0c4c0;color:#8c1d17}
.flash.warn{background:var(--amber-wash);border-color:#ecd7a8;color:#7a4f00}

/* ---------- login ---------- */
body.bare{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--ink)}
.login{background:#fff;padding:30px 32px;width:340px;border-top:3px solid var(--plum)}
.login h1{font-size:22px;margin-bottom:3px}
.login .sub{margin-bottom:20px}

/* ---------- misc ---------- */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--rule);margin:0 0 18px}
.tabs a{padding:8px 14px;font-size:13.5px;color:var(--ink-2);border:1px solid transparent;border-bottom:none}
.tabs a.on{background:var(--paper);border-color:var(--rule);color:var(--ink);font-weight:600;margin-bottom:-1px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.kv{width:100%;border-collapse:collapse;font-size:13.5px}
.kv td{padding:4px 8px 4px 0;vertical-align:top}
.kv td:first-child{color:var(--ink-2);width:150px}
pre.log{background:#1b1520;color:#d9cfe2;padding:12px;overflow:auto;font-size:12px;max-height:400px}
@media (max-width:900px){
  .shell{flex-direction:column}
  .rail{width:100%;height:auto;position:static;flex:0 0 auto;padding-bottom:10px}
  .rail ul{display:flex;flex-wrap:wrap}
  .rail .out{margin:0;padding:8px 18px}
  main{padding:16px}
  .split{grid-template-columns:1fr}
}
@media print{.rail,.bar,.btn{display:none}main{padding:0}}