/* wageincreasecalculator.com - ledger / payslip aesthetic */

:root {
  --ink: #131a24;
  --ink-2: #2c3646;
  --ink-3: #5b6779;
  --paper: #f6f3ec;
  --paper-2: #fffdf8;
  --rule: #ddd6c7;
  --rule-2: #c8bfab;
  --gold: #c9a227;
  --green: #0d7a58;
  --green-soft: #e6f4ee;
  --red: #a32020;
  --red-soft: #fbeceb;
  --focus: #1f6feb;

  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --wrap: 1080px;
  --r: 4px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  overflow-wrap: break-word;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 20px;
}

h1, h2, h3 { line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 6vw, 3.1rem); font-weight: 800; }
h2 { font-size: clamp(1.4rem, 3.6vw, 1.9rem); font-weight: 750; }
h3 { font-size: 1.12rem; font-weight: 700; margin-top: 1.9em; }

p { margin: 0 0 1em; }

a { color: var(--ink); text-decoration-color: var(--rule-2); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--gold); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 20;
  background: var(--ink); color: var(--paper-2);
  padding: 10px 16px; border-radius: var(--r); text-decoration: none;
  transition: top .15s;
}
.skip:focus { top: 12px; }

/* ---------- masthead ---------- */

.masthead {
  background: var(--ink);
  color: #e9e5da;
  border-bottom: 3px solid var(--gold);
}
.masthead-in {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding-block: 14px;
}
.brand {
  display: inline-flex; align-items: center; gap: 11px;
  color: #fff; text-decoration: none; font-weight: 750;
  letter-spacing: -0.02em; line-height: 1.05;
}
.brand-mark { flex: none; display: block; }
.brand-text { display: flex; flex-direction: column; font-size: 1.02rem; }
.brand-sub {
  font-weight: 500; font-size: .72rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--gold);
}
.masthead-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.masthead-nav a {
  color: #cfd5de; text-decoration: none; font-size: .88rem;
  padding: 7px 11px; border-radius: var(--r);
}
.masthead-nav a:hover { color: #fff; background: rgba(255,255,255,.09); }

/* ---------- hero ---------- */

.hero {
  background:
    linear-gradient(var(--paper-2), var(--paper-2)),
    var(--paper);
  border-bottom: 1px solid var(--rule);
  padding-block: clamp(30px, 6vw, 58px) clamp(26px, 5vw, 44px);
}
.eyebrow {
  font-family: var(--mono);
  font-size: .74rem; letter-spacing: .13em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: .9em;
}
.eyebrow::before {
  content: ""; display: inline-block; width: 26px; height: 2px;
  background: var(--gold); vertical-align: middle; margin-right: 10px;
}
.hero h1 { max-width: 16ch; }
.lede { font-size: clamp(1.02rem, 2.1vw, 1.14rem); max-width: 68ch; color: var(--ink-2); }

.notice {
  border-left: 4px solid var(--gold);
  background: #fdf6e0;
  padding: 14px 16px; margin-top: 18px;
  font-size: .95rem; border-radius: 0 var(--r) var(--r) 0;
}

/* ---------- calculator ---------- */

.calc-section { padding-block: clamp(28px, 5vw, 48px); }
.calc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}
@media (min-width: 900px) {
  .calc-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 26px; }
  .panel-out { position: sticky; top: 20px; }
}

.panel {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: clamp(18px, 3.4vw, 28px);
  box-shadow: 0 1px 0 var(--rule), 0 14px 34px -26px rgba(19,26,36,.5);
}
.panel-out { border-top: 3px solid var(--ink); }
.panel-form { border-top: 3px solid var(--gold); }
.panel-h {
  font-family: var(--mono); font-size: .76rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3);
  margin: 0 0 20px; padding-bottom: 10px; border-bottom: 1px solid var(--rule);
}

/* mode segmented control */
.modes { border: 0; margin: 0 0 22px; padding: 0; min-width: 0; }
.modes legend {
  padding: 0; margin-bottom: 9px; font-size: .93rem; font-weight: 650;
}
.seg {
  display: grid; grid-template-columns: 1fr; gap: 6px;
  background: #f0ece2; border: 1px solid var(--rule); border-radius: 6px; padding: 5px;
}
@media (min-width: 520px) { .seg { grid-template-columns: repeat(3, 1fr); } }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg label {
  display: block; text-align: center; cursor: pointer;
  padding: 9px 8px; border-radius: 4px; font-size: .87rem; font-weight: 600;
  color: var(--ink-2); border: 1px solid transparent; user-select: none;
}
.seg label:hover { background: rgba(19,26,36,.05); }
.seg input:checked + label {
  background: var(--ink); color: #fff; border-color: var(--ink);
}
.seg input:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 2px; }

/* fields */
.field { margin-bottom: 18px; }
.field > label {
  display: block; font-weight: 650; font-size: .95rem; margin-bottom: 6px;
}
.unit {
  font-family: var(--mono); font-weight: 500; font-size: .78rem;
  color: var(--ink); background: #f0ece2; border: 1px solid var(--rule);
  padding: 1px 7px; border-radius: 999px; margin-left: 4px; white-space: nowrap;
}
.input-wrap { position: relative; display: block; }

input[type="text"], select {
  width: 100%;
  font: inherit;
  font-family: var(--mono);
  font-size: 1.06rem;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  border: 1.5px solid var(--rule-2);
  border-radius: 6px;
  appearance: none;
}
select {
  font-family: var(--sans); font-size: 1rem;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%);
  background-position: calc(100% - 20px) calc(50% + 2px), calc(100% - 14px) calc(50% + 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 40px;
}
input[type="text"]:hover, select:hover { border-color: var(--ink-3); }
input[type="text"]::placeholder { color: #a9b0bb; }
.has-suffix input { padding-right: 44px; }
.affix {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  font-family: var(--mono); color: var(--ink-3); pointer-events: none;
}

.hint { font-size: .84rem; color: var(--ink-3); margin: 6px 0 0; }

.err {
  font-size: .86rem; font-weight: 600; color: var(--red);
  margin: 7px 0 0; padding: 7px 10px;
  background: var(--red-soft); border-left: 3px solid var(--red); border-radius: 0 var(--r) var(--r) 0;
}
input[aria-invalid="true"] { border-color: var(--red); background: #fffafa; }

/* buttons */
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.btn {
  font: inherit; font-size: .96rem; font-weight: 650;
  padding: 12px 22px; border-radius: 6px; cursor: pointer;
  border: 1.5px solid transparent; line-height: 1.2;
}
.btn-primary {
  background: var(--ink); color: #fff; border-color: var(--ink);
  flex: 1 1 auto; min-width: 150px;
}
.btn-primary:hover { background: #000; }
.btn-quiet {
  background: #fff; color: var(--ink); border-color: var(--rule-2);
}
.btn-quiet:hover { border-color: var(--ink); background: #f7f4ee; }

.form-note { font-size: .82rem; color: var(--ink-3); margin: 16px 0 0; }

/* ---------- result ---------- */

.empty {
  border: 1.5px dashed var(--rule-2); border-radius: 6px;
  padding: 22px; color: var(--ink-3); font-size: .95rem; background: #fbf9f4;
}
.empty p { margin: 0; }

.headline {
  font-size: 1.06rem; font-weight: 650; margin: 0 0 18px;
  padding: 12px 14px; border-radius: 6px;
  background: var(--green-soft); border-left: 4px solid var(--green); color: #0a4d38;
}
.headline.is-flat { background: #f0ece2; border-left-color: var(--rule-2); color: var(--ink-2); }
.headline.is-down { background: var(--red-soft); border-left-color: var(--red); color: #7a1717; }

.summary { margin: 0; }
.summary-row {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--rule);
}
.summary-row dt { color: var(--ink-3); font-size: .92rem; }
.summary-row dd {
  margin: 0; font-family: var(--mono); font-size: 1.12rem;
  font-weight: 600; font-variant-numeric: tabular-nums; text-align: right;
}
.summary-row.is-change dd { color: var(--green); }
.summary-row.is-change.is-down dd { color: var(--red); }
.summary-row.is-total { border-bottom: 3px double var(--ink); }
.summary-row.is-total dt { color: var(--ink); font-weight: 700; font-size: 1rem; }
.summary-row.is-total dd { font-size: 1.5rem; font-weight: 700; }
.summary-cadence {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink-3); margin: 10px 0 0;
}

.table-h {
  font-family: var(--mono); font-size: .74rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--ink-3); font-weight: 600;
  margin: 26px 0 10px;
}
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ledger {
  width: 100%; border-collapse: collapse;
  font-family: var(--mono); font-size: .9rem; font-variant-numeric: tabular-nums;
}
.ledger th, .ledger td { padding: 9px 8px; text-align: left; white-space: nowrap; }
.ledger thead th {
  font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 600; border-bottom: 1.5px solid var(--ink);
}
.ledger tbody th { font-weight: 600; }
.ledger tbody tr { border-bottom: 1px solid var(--rule); }
.ledger tbody tr:nth-child(odd) { background: #faf7f1; }
.ledger .num { text-align: right; }
.ledger td.num:nth-child(3) { color: var(--green); }
.ledger.is-down td.num:nth-child(3) { color: var(--red); }
.ledger td:last-child { font-weight: 650; }
.ledger-static { font-size: .88rem; margin-top: 6px; }

.out-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.copy-status { font-size: .85rem; font-weight: 600; color: var(--green); }
.copy-status.is-fail { color: var(--red); }

.disclaimer {
  margin: 20px 0 0; font-size: .86rem; color: var(--ink-2);
  background: #f0ece2; border-radius: 6px; padding: 12px 14px;
}

/* ---------- content bands ---------- */

.band { padding-block: clamp(30px, 5.5vw, 54px); border-top: 1px solid var(--rule); }
.band-alt { background: var(--paper-2); }
.band p, .band li { max-width: 74ch; }
.prose h3 { border-top: 1px solid var(--rule); padding-top: 1.4em; }
.prose h3:first-of-type { border-top: 0; padding-top: 0; }

.formula {
  font-family: var(--mono); font-size: .95rem;
  background: var(--paper-2); border: 1px solid var(--rule);
  border-left: 4px solid var(--ink);
  padding: 12px 14px; border-radius: 0 var(--r) var(--r) 0;
  margin: 0 0 10px; overflow-x: auto;
}
.band-alt .formula { background: var(--paper); }

.facts { list-style: none; padding: 0; margin: 0 0 1em; display: grid; gap: 8px; }
@media (min-width: 640px) { .facts { grid-template-columns: 1fr 1fr; } }
.facts li {
  display: flex; align-items: baseline; gap: 12px;
  background: var(--paper-2); border: 1px solid var(--rule);
  border-radius: 6px; padding: 11px 14px; font-size: .93rem;
}
.band-alt .facts li { background: var(--paper); }
.facts-n {
  font-family: var(--mono); font-weight: 700; font-size: 1.06rem;
  color: var(--ink); flex: none;
}

.steps { padding-left: 1.25em; margin: 0 0 1em; }
.steps li { margin-bottom: .6em; }
.steps-lg li { margin-bottom: .85em; }

.fine { font-size: .89rem; color: var(--ink-3); }

/* ---------- faq ---------- */

.faq { border-top: 1px solid var(--rule); max-width: 74ch; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer; list-style: none; padding: 15px 34px 15px 0;
  font-weight: 650; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  font-family: var(--mono); font-size: 1.3rem; font-weight: 400; color: var(--gold);
  line-height: 1;
}
.faq details[open] summary::after { content: "\2212"; }
.faq summary:hover { color: var(--ink-2); }
.faq-a { padding: 0 0 16px; color: var(--ink-2); }
.faq-a p { margin: 0; font-size: .96rem; }

/* ---------- footer ---------- */

.footer {
  background: var(--ink); color: #b9c1cd;
  padding-block: 32px; margin-top: clamp(30px, 6vw, 56px);
  border-top: 3px solid var(--gold);
}
.footer-in { display: grid; gap: 12px; }
.footer-brand { color: #fff; font-weight: 700; margin: 0; letter-spacing: -0.015em; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.footer-nav a { color: #cfd5de; font-size: .92rem; text-decoration-color: rgba(255,255,255,.3); }
.footer-nav a:hover { color: #fff; }
.footer-fine { margin: 0; font-size: .83rem; color: #8a93a3; max-width: 70ch; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}