/* ------------------------------------------------------------------ *
   SAAS Pay & Savings Planner — ledger aesthetic
   Semantic colours carried from the source workbook's colour guide:
     input (amber) · formula (slate) · output (green) · interest (violet) · outflow (red)
 * ------------------------------------------------------------------ */
:root{
  --ink:#161a22; --ink-soft:#4a5160; --line:#e2ddd2; --line-soft:#efeae0;
  --paper:#f7f6f2; --card:#fffdf8; --rail:#1d2330;
  --accent:#0d7d6f; --accent-ink:#0a5c52;

  --input:#b7791f;  --input-bg:#fbf3e0;
  --formula:#3f5a8a; --formula-bg:#eef2f9;
  --output:#2f7a4d; --output-bg:#e9f4ec;
  --interest:#6b4bab; --interest-bg:#f0ecf9;
  --outflow:#b13b3b; --outflow-bg:#f9ebeb;

  --mono:ui-monospace,"SF Mono","JetBrains Mono","Cascadia Code",Menlo,Consolas,monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:15px;line-height:1.5;
  display:grid;grid-template-columns:232px 1fr;min-height:100vh;
}

/* ---- left rail ---- */
.rail{
  background:var(--rail);color:#cdd3df;padding:22px 0;position:sticky;top:0;
  height:100vh;display:flex;flex-direction:column;
}
.brand{padding:0 22px 18px;border-bottom:1px solid #2b3346;margin-bottom:10px}
.brand b{display:block;color:#fff;font-size:15px;letter-spacing:.02em}
.brand span{font-size:12px;color:#8b93a6;font-variant-numeric:tabular-nums}
.rail nav a{
  display:block;padding:10px 22px;color:#aab2c4;text-decoration:none;
  font-size:14px;border-left:3px solid transparent;
}
.rail nav a:hover{background:#232b3c;color:#fff}
.rail nav a.active{background:#232b3c;color:#fff;border-left-color:var(--accent)}
.rail .foot{margin-top:auto;padding:16px 22px 0;font-size:11px;color:#6b7385;
  border-top:1px solid #2b3346}

/* ---- main ---- */
main{padding:32px 40px 64px;max-width:1180px;min-width:0}
h1{font-size:24px;margin:0 0 2px;letter-spacing:-.01em}
.sub{color:var(--ink-soft);margin:0 0 26px;font-size:14px}
h2{font-size:15px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);
  margin:34px 0 12px;font-weight:600}

/* ---- flash ---- */
.flash{padding:10px 14px;border-radius:8px;margin-bottom:18px;font-size:14px;
  background:var(--output-bg);color:var(--output);border:1px solid #cfe6d6}

/* ---- hero ---- */
.hero{background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:24px 26px;display:grid;grid-template-columns:1fr 1.3fr;gap:26px;align-items:center}
.hero .big{font-size:13px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.07em}
.hero .figure{font-family:var(--mono);font-size:40px;font-weight:600;letter-spacing:-.02em;
  color:var(--accent-ink);font-variant-numeric:tabular-nums;line-height:1.1;margin-top:4px}
.hero .figure.neg{color:var(--outflow)}
.hero small{color:var(--ink-soft);display:block;margin-top:6px;font-size:13px}
.spark{width:100%;height:140px;display:block}
.spark-line{fill:none;stroke:var(--accent);stroke-width:2.5;vector-effect:non-scaling-stroke}
.spark-fill{fill:rgba(13,125,111,.10);stroke:none}

/* ---- metric grid ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.metric{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:11px;padding:14px 16px}
.metric .k{font-size:12px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.05em}
.metric .v{font-family:var(--mono);font-size:22px;font-weight:600;margin-top:4px;
  font-variant-numeric:tabular-nums}
.metric.input{border-left-color:var(--input)} .metric.input .v{color:var(--input)}
.metric.formula{border-left-color:var(--formula)} .metric.formula .v{color:var(--formula)}
.metric.output{border-left-color:var(--output)} .metric.output .v{color:var(--output)}
.metric.interest{border-left-color:var(--interest)} .metric.interest .v{color:var(--interest)}
.metric.outflow{border-left-color:var(--outflow)} .metric.outflow .v{color:var(--outflow)}

/* ---- legend ---- */
.legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin:8px 0 0;font-size:12.5px;color:var(--ink-soft)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:11px;height:11px;border-radius:3px;display:inline-block}
.sw-input{background:var(--input)} .sw-formula{background:var(--formula)}
.sw-output{background:var(--output)} .sw-interest{background:var(--interest)}
.sw-outflow{background:var(--outflow)}

/* ---- tables ---- */
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{padding:5px 8px;text-align:right;white-space:nowrap;border-bottom:1px solid var(--line-soft)}
th{background:#f2eee4;color:var(--ink-soft);font-weight:600;font-size:11.5px;
  text-transform:uppercase;letter-spacing:.04em;position:sticky;top:0}
th:first-child,td:first-child,.lft{text-align:left}
tbody tr:hover{background:#faf7ef}
td.num,th.num{font-family:var(--mono);font-variant-numeric:tabular-nums}
tfoot td{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;
  background:#f2eee4;border-top:2px solid var(--line)}
.col-input{background:var(--input-bg)} .col-output{background:var(--output-bg)}
.col-interest{background:var(--interest-bg)} .col-outflow{background:var(--outflow-bg)}
.pos{color:var(--output)} .neg{color:var(--outflow)}
.muted{color:#9aa0ad}

/* Compact, no-scroll variant for wide data tables (primary pay schedule).
   Smaller type, tighter cells, wrapping headers, and OT inputs wide enough
   to show values like 12.5 in full. */
main.wide{max-width:none}
.compact{font-size:12px;table-layout:auto}
.compact th,.compact td{padding:4px 5px}
.compact th{white-space:normal;line-height:1.15;vertical-align:bottom}
.compact td input{width:46px;text-align:right;padding:3px 4px}
.compact td:first-child,.compact th:first-child{padding-left:9px}
.compact td:last-child,.compact th:last-child{padding-right:9px}

/* event pills in the ledger */
.pill{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11.5px;font-weight:600}
.pill.primary{background:var(--formula-bg);color:var(--formula)}
.pill.second{background:var(--output-bg);color:var(--output)}
.pill.interest{background:var(--interest-bg);color:var(--interest)}
.pill.ato,.pill.deduct{background:var(--outflow-bg);color:var(--outflow)}

/* ---- forms ---- */
input[type=number],input[type=text],input[type=date],select{
  font-family:var(--mono);font-size:13px;padding:5px 7px;border:1px solid var(--line);
  border-radius:6px;background:#fff;width:100%;color:var(--ink);text-align:right}
select,input[type=date]{text-align:left}
td input{background:var(--input-bg);border-color:#ecdcb6;padding:4px 6px}
/* Drop the browser spin buttons — they steal ~16px and truncate values. */
input[type=number]{-moz-appearance:textfield;appearance:textfield}
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.btn{display:inline-block;background:var(--accent);color:#fff;border:none;border-radius:8px;
  padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;font-family:var(--sans)}
.btn:hover{background:var(--accent-ink)}
.btn.ghost{background:transparent;color:var(--outflow);border:1px solid #e6c9c9;padding:5px 11px;font-size:12px}
.btn.ghost:hover{background:var(--outflow-bg)}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:18px 0}
.help{font-size:12.5px;color:var(--ink-soft);margin:2px 0 0}

/* ---- assumptions ---- */
.acard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:16px}
.acard h3{margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-ink)}
.arow{display:grid;grid-template-columns:1fr 150px;gap:10px 16px;align-items:center;
  padding:6px 0;border-bottom:1px solid var(--line-soft)}
.arow:last-child{border-bottom:none}
.arow label{font-size:13.5px}
.arow .u{font-size:11px;color:#9aa0ad;text-transform:uppercase;letter-spacing:.04em}

@media(max-width:820px){
  body{grid-template-columns:1fr}
  .rail{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;padding:12px}
  .rail .brand{border:none;margin:0 14px 0 4px;padding:0}
  .rail nav{display:flex;flex-wrap:wrap}
  .rail nav a{padding:6px 12px;border-left:none;border-radius:6px}
  .rail nav a.active{border-left:none}
  .rail .foot{display:none}
  main{padding:22px 18px 56px}
  .hero{grid-template-columns:1fr}
}