/* Shared styles for feewright.com guides and tools (the home page keeps its own inline CSS). */
:root {
  --page: #EAF0E1; --rule: #B7CBAE; --rule-soft: #D3E0CB; --ink: #183229; --pencil: #5E6B63; --red: #B8432F; --white: #FBFCF8;
  --line: 2rem;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --cond: 'IBM Plex Sans Condensed', 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; color: var(--ink); background-color: var(--page); font: 1.0625rem/1.7 var(--sans);
  background-image: linear-gradient(to right, transparent calc(2.25rem - 1px), rgba(184,67,47,.35) calc(2.25rem - 1px), rgba(184,67,47,.35) 2.25rem, transparent 2.25rem);
}
a { color: var(--ink); }
:focus-visible { outline: 3px solid var(--red); outline-offset: 2px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.25rem 0 3.5rem; }
@media (max-width: 640px) { .wrap { padding: 0 1rem 0 3rem; } }
.nav { display: flex; align-items: center; justify-content: space-between; height: 5rem; }
.brand { display: flex; align-items: center; gap: .6rem; font: 700 1.35rem/1 var(--cond); text-decoration: none; }
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.nav nav { display: flex; gap: 1.5rem; font-weight: 500; }
.nav nav a { text-decoration: none; }
.nav nav a:hover { text-decoration: underline; text-decoration-color: var(--red); text-underline-offset: 4px; }
@media (max-width: 720px) { .nav nav a.hide-sm { display: none; } }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 2.75rem; padding: 0 1.25rem; border-radius: 6px;
  font: 600 1rem/1 var(--sans); text-decoration: none; cursor: pointer; border: 2px solid var(--ink); background: var(--ink); color: var(--page); }
.btn.ghost { background: transparent; color: var(--ink); }

article.guide { max-width: 44rem; padding: 1rem 0 3rem; }
.crumb { font-size: .9rem; color: var(--pencil); margin: 0; }
.crumb a { color: var(--pencil); }
article.guide h1 { font: 700 clamp(2.1rem, 5vw, 3.1rem)/1.06 var(--cond); letter-spacing: -.02em; margin: .5rem 0 1rem; }
.dek { font-size: 1.2rem; color: #24423a; margin: 0 0 2rem; }
article.guide h2 { font: 700 1.6rem/1.2 var(--cond); margin: 2.5rem 0 .6rem; letter-spacing: -.01em; }
article.guide h3 { font: 700 1.2rem/1.3 var(--cond); margin: 1.75rem 0 .4rem; }
article.guide p, article.guide li { color: #24423a; }
article.guide ul, article.guide ol { padding-left: 1.3rem; }
article.guide li { margin: .3rem 0; }
.clause { background: var(--white); border: 1px solid var(--rule); border-left: 4px solid var(--red); padding: 1rem 1.25rem; border-radius: 4px; font-size: 1rem; }
.clause p { margin: .4rem 0; }
.callout { background: var(--white); border: 2px solid var(--ink); border-radius: 6px; padding: 1.25rem 1.5rem; margin: 2.5rem 0; }
.callout h2 { margin-top: 0 !important; font-size: 1.35rem !important; }
.callout p { margin: .4rem 0 1rem; }
table.simple { width: 100%; border-collapse: collapse; background: var(--white); border: 1px solid var(--rule); font-size: .98rem; }
table.simple th, table.simple td { text-align: left; padding: .55rem .75rem; border-bottom: 1px solid var(--rule-soft); vertical-align: top; }
table.simple th { font: 600 .9rem var(--sans); color: var(--pencil); border-bottom: 2px solid var(--ink); }
.related { border-top: 2px solid var(--ink); margin-top: 3rem; padding-top: 1rem; }
.related ul { list-style: none; padding: 0; }
.related li { margin: .5rem 0; }
footer { border-top: 2px solid var(--ink); padding: 1.25rem 0 2.5rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: .92rem; color: var(--pencil); }
footer a { color: var(--pencil); margin-right: 1.25rem; }
footer > div { display: flex; flex-wrap: wrap; row-gap: .4rem; min-width: 0; }

/* tools */
.tool { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; padding: 1rem 0 3rem; }
@media (max-width: 860px) { .tool { grid-template-columns: 1fr; } }
.sheet { background: var(--white); border: 1px solid var(--rule); border-radius: 4px; box-shadow: 0 18px 40px -24px rgba(24,50,41,.45); position: relative; overflow: hidden; }
.sheet::before { content: ''; position: absolute; inset: 0 auto 0 2.5rem; width: 2px; background: rgba(184,67,47,.4); }
.entry { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; padding: .6rem 1.25rem .6rem 3.25rem; border-bottom: 1px solid var(--rule-soft); }
.entry label { font-weight: 500; }
.entry label small { display: block; font-weight: 400; color: var(--pencil); font-size: .85rem; line-height: 1.35; }
.field { display: flex; align-items: center; gap: .25rem; font: 600 1.15rem var(--mono); }
.field input { width: 5.5rem; font: 600 1.15rem var(--mono); color: var(--ink); text-align: right; border: none; border-bottom: 2px solid var(--rule); background: transparent; padding: .2rem .1rem; border-radius: 0; }
.field input:focus { outline: none; border-bottom-color: var(--red); }
.result { padding: 1.1rem 1.25rem 1.25rem 3.25rem; border-top: 2px solid var(--ink); background: linear-gradient(#fff, #fbf3f0); }
.result p { margin: 0; }
.big { display: block; font: 600 clamp(2.2rem, 6vw, 3.2rem)/1.05 var(--mono); color: var(--red); letter-spacing: -.03em; margin: .25rem 0; }
@media (max-width: 860px) { .tool .tool-copy { order: 2; } }
@media (max-width: 640px) { table.simple { display: block; overflow-x: auto; max-width: 100%; } }