:root {
  --bg: #f2f2f2;
  --surface: #ffffff;
  --text: #111111;
  --muted: #555555;
  --border: rgba(20, 20, 20, 0.14);
  --primary: #1f1f1f;
  --accent: #0b63c5;
  --ok: #1a7f37;
  --radius: 14px;
  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  margin: 0;
  padding: 0 20px 60px;
  line-height: 1.55;
}
.wrap { max-width: 880px; margin: 0 auto; }
header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0 26px; flex-wrap: wrap; gap: 10px;
}
.logo { font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: 0.2px; text-decoration: none; color: var(--text); }
.logo small { color: var(--muted); font-weight: 500; }
nav.langs a { color: var(--muted); text-decoration: none; margin-left: 12px; font-size: 13.5px; padding: 4px 8px; border-radius: 8px; }
nav.langs a.on { background: var(--text); color: #fff; }
h1 {
  font-family: var(--font-display); font-size: 34px; line-height: 1.15;
  margin: 26px 0 10px; max-width: 640px;
}
.hero-sub { color: var(--muted); font-size: 16px; max-width: 560px; margin: 0 0 26px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 24px; margin: 18px 0;
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } }
label { display: block; font-size: 13px; color: var(--muted); margin: 0 0 5px; font-weight: 500; }
select, input[type="number"] {
  width: 100%; padding: 10px 12px; font: inherit; font-size: 15px;
  border: 1px solid var(--border); border-radius: 10px; background: #fff; color: var(--text);
}
select:focus, input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.amount-row { display: flex; gap: 10px; align-items: flex-end; }
.amount-row .grow { flex: 1; }
button.calc {
  font: inherit; font-weight: 600; font-size: 15px; color: #fff; background: var(--primary);
  border: none; border-radius: 10px; padding: 12px 22px; cursor: pointer;
}
button.calc:hover { background: #000; }
.results { margin-top: 6px; }
table.breakdown { width: 100%; border-collapse: collapse; font-size: 14px; margin: 10px 0 4px; }
table.breakdown td { padding: 7px 4px; border-bottom: 1px solid var(--border); }
table.breakdown td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.breakdown tr.total td { border-bottom: none; font-weight: 700; }
.rate-chip { color: var(--muted); font-size: 12px; }
.big-net { font-family: var(--font-display); font-size: 30px; font-weight: 700; }
.big-net .cur { font-size: 15px; color: var(--muted); font-weight: 500; }
.badge { display: inline-block; font-size: 11.5px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); margin-left: 8px; vertical-align: middle; }
.who-emp { color: var(--muted); font-size: 12px; }
.note { font-size: 13px; color: var(--muted); }
footer.site { margin-top: 44px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.hidden { display: none; }
h2 { font-family: var(--font-display); font-size: 20px; margin: 30px 0 8px; }
.cta-btn {
  display: inline-block; font-weight: 600; font-size: 14px; text-decoration: none;
  color: #fff; background: var(--accent); border-radius: 10px; padding: 10px 18px;
}
.cta-btn:hover { background: #094f9e; }