@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css");

:root {
  --ink: #1f2a37;
  --ink-soft: #5b6573;
  --ink-faint: #98a1ad;
  --line: #e3e6ea;
  --paper: #ffffff;
  --paper-tint: #f6f7f9;
  --accent: #2f4bd6;
  --accent-tint: #edf0fc;
  --max: 720px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.brand {
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.nav { display: flex; gap: 20px; font-size: 15px; }
.nav a { color: var(--ink-soft); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

/* main */
main { padding: 44px 0 72px; }

.crumb { font-size: 14px; color: var(--ink-faint); margin: 0 0 6px; }

h1 {
  font-size: 30px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 10px;
}
h2 {
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  font-weight: 700;
  margin: 44px 0 12px;
}
h3 { font-size: 17px; font-weight: 700; margin: 28px 0 8px; }

p { margin: 0 0 16px; }
.lede { font-size: 18px; color: var(--ink-soft); margin-bottom: 28px; }
.meta { font-size: 14px; color: var(--ink-faint); }

ul, ol { padding-left: 22px; margin: 0 0 16px; }
li { margin: 4px 0; }

hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }

/* ledger list – the site's signature: rows with dotted leaders like a pay slip */
.ledger { list-style: none; padding: 0; margin: 0 0 8px; }
.ledger li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.ledger li:last-child { border-bottom: 0; }
.ledger .name { flex: 0 1 auto; }
.ledger .leader {
  flex: 1 1 auto;
  border-bottom: 1px dotted var(--ink-faint);
  transform: translateY(-6px);
  min-width: 24px;
}
.ledger .tag {
  flex: 0 0 auto;
  font-size: 13px;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}
.ledger a.name { color: var(--ink); }
.ledger a.name:hover { color: var(--accent); }

/* result block used by calculator pages */
.result {
  background: var(--accent-tint);
  border-radius: 10px;
  padding: 20px 22px;
  margin: 8px 0 20px;
}
.result .label { font-size: 14px; color: var(--ink-soft); margin: 0 0 2px; }
.result .value {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  margin: 0;
  color: var(--accent);
}

/* forms */
.field { margin: 0 0 16px; }
.field label { display: block; font-size: 14px; color: var(--ink-soft); margin-bottom: 6px; }
.field input, .field select {
  width: 100%;
  font: inherit;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
}
.btn {
  display: inline-block;
  font: inherit;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 8px;
  border: 0;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
.btn:hover { text-decoration: none; opacity: .92; }

/* notice */
.note {
  font-size: 15px;
  color: var(--ink-soft);
  background: var(--paper-tint);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 24px 0;
}

/* footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  font-size: 14px;
  color: var(--ink-faint);
}
.site-footer .links { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 8px; }
.site-footer a { color: var(--ink-soft); }

@media (max-width: 520px) {
  body { font-size: 16px; }
  h1 { font-size: 26px; }
  .nav { gap: 14px; font-size: 14px; }
  main { padding-top: 32px; }
  .result .value { font-size: 30px; }
}

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