:root {
  --sage: #78947A;
  --sage-dark: #4f6f54;
  --sage-pale: #eaf0e8;
  --cream: #F8F6EF;
  --white: #FFFFFF;
  --charcoal: #303630;
  --muted: #667067;
  --line: #dfe5dc;
  --warning: #8a5b16;
  --warning-bg: #fff6df;
  --shadow: 0 14px 38px rgba(48, 54, 48, .08);
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--cream); color: var(--charcoal); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 16px; line-height: 1.65; }
a { color: var(--sage-dark); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #38563d; }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(120, 148, 122, .55); outline-offset: 3px; }
.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; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(248, 246, 239, .93); border-bottom: 1px solid rgba(223, 229, 220, .9); backdrop-filter: blur(14px); }
.header-inner { width: min(1240px, calc(100% - 40px)); min-height: 78px; margin: auto; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--charcoal); text-decoration: none; font-weight: 800; letter-spacing: -.04em; font-size: 1.18rem; white-space: nowrap; }
.brand img { width: 40px; height: 40px; }
.brand span span { color: var(--sage-dark); }
.primary-nav { display: flex; align-items: center; gap: 19px; margin-left: auto; }
.primary-nav a { color: var(--charcoal); text-decoration: none; font-size: .9rem; font-weight: 650; }
.primary-nav a[aria-current="page"], .primary-nav a:hover { color: var(--sage-dark); }
.search-form { position: relative; display: flex; align-items: center; margin-left: 4px; }
.search-form input { width: 186px; border: 1px solid var(--line); border-radius: 999px; padding: 9px 36px 9px 14px; background: var(--white); color: var(--charcoal); font-size: .86rem; }
.search-form button { position: absolute; right: 7px; border: 0; background: none; color: var(--sage-dark); font-size: 1.25rem; line-height: 1; }
.search-results { display: none; position: absolute; width: min(330px, 80vw); top: calc(100% + 11px); right: 0; background: var(--white); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; }
.search-results.is-visible { display: block; }
.search-item { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 11px 14px; color: var(--charcoal); text-decoration: none; border-bottom: 1px solid #eef1ec; font-size: .86rem; }
.search-item:last-child { border-bottom: 0; }
.search-item:hover { background: var(--sage-pale); }
.search-item span { color: var(--muted); font-size: .75rem; }
.search-item.is-disabled { color: var(--muted); cursor: default; }
.search-empty { padding: 14px; color: var(--muted); font-size: .86rem; }
.menu-toggle { display: none; border: 1px solid var(--line); background: var(--white); border-radius: 999px; padding: 8px 12px; color: var(--charcoal); }
main { min-height: 65vh; }
.hero { padding: 84px 0 70px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(300px, .88fr); gap: 66px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 7px; color: var(--sage-dark); font-size: .76rem; letter-spacing: .13em; text-transform: uppercase; font-weight: 800; }
.eyebrow::before { content: ""; display: inline-block; width: 22px; height: 2px; background: var(--sage); }
h1, h2, h3 { letter-spacing: -.045em; line-height: 1.1; margin: 0 0 18px; }
h1 { font-size: clamp(2.55rem, 6vw, 5.4rem); max-width: 790px; }
h2 { font-size: clamp(1.65rem, 3vw, 2.65rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 18px; }
.lede { font-size: clamp(1.1rem, 2vw, 1.34rem); color: #536057; max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--sage); border-radius: 999px; padding: 12px 19px; background: var(--sage); color: #fff; font-weight: 750; text-decoration: none; box-shadow: 0 7px 14px rgba(79,111,84,.16); transition: transform .18s ease, background .18s ease; }
.button:hover { background: var(--sage-dark); color: #fff; transform: translateY(-1px); }
.button-quiet { background: transparent; color: var(--sage-dark); box-shadow: none; border-color: var(--line); }
.button-quiet:hover { background: var(--sage-pale); color: var(--sage-dark); }
.button-small { padding: 8px 14px; font-size: .86rem; }
.hero-card { position: relative; background: var(--white); padding: 26px; border-radius: 24px; box-shadow: var(--shadow); border: 1px solid rgba(223,229,220,.85); }
.hero-card::before { content: ""; display: block; height: 11px; width: 80px; margin-bottom: 25px; border-radius: 999px; background: var(--sage-pale); box-shadow: 102px 0 var(--sage), 204px 0 #e7ece5; }
.metric-list { display: grid; gap: 12px; margin: 0; }
.metric-list div { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 1px solid #eef1ec; padding: 9px 0; }
.metric-list dt { color: var(--muted); }
.metric-list dd { margin: 0; font-weight: 800; color: var(--sage-dark); }
.ad-space { border: 1px dashed #b7c6b7; background: rgba(234, 240, 232, .5); color: #607363; border-radius: 12px; min-height: 66px; display: grid; place-items: center; margin: 0 auto 52px; max-width: 100%; font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; }
.section { padding: 76px 0; }
.section-soft { background: #f0f3ed; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.section-heading p { max-width: 530px; color: var(--muted); margin: 0; }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.tool-card { position: relative; display: flex; flex-direction: column; align-items: flex-start; min-height: 228px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); color: var(--charcoal); text-decoration: none; box-shadow: 0 6px 20px rgba(48,54,48,.035); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
a.tool-card:hover { color: var(--charcoal); transform: translateY(-3px); box-shadow: var(--shadow); border-color: #a9bdaa; }
.tool-card .tool-icon { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; background: var(--sage-pale); color: var(--sage-dark); font-weight: 850; margin-bottom: 24px; }
.tool-card h3 { margin-bottom: 9px; font-size: 1.2rem; }
.tool-card p { color: var(--muted); font-size: .91rem; margin: 0; }
.tool-card .arrow { margin-top: auto; padding-top: 18px; color: var(--sage-dark); font-weight: 800; }
.tool-card.coming-soon { cursor: default; opacity: .8; }
.tool-card.coming-soon .tool-icon { background: #eef0ed; color: #687169; }
.badge { display: inline-block; margin-top: 14px; border-radius: 999px; background: var(--sage-pale); color: var(--sage-dark); padding: 4px 9px; font-size: .72rem; font-weight: 800; }
.table-wrap { overflow-x: auto; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 500px; }
th, td { padding: 15px 18px; text-align: left; border-bottom: 1px solid #edf0eb; }
th { color: var(--muted); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
tbody tr:last-child td { border-bottom: 0; }
.content-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 58px; align-items: start; }
.guide-list { display: grid; gap: 12px; }
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.article-card { display: flex; flex-direction: column; min-height: 300px; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); color: var(--charcoal); text-decoration: none; box-shadow: 0 6px 20px rgba(48,54,48,.035); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.article-card:hover { color: var(--charcoal); transform: translateY(-3px); box-shadow: var(--shadow); border-color: #a9bdaa; }
.article-card-top, .article-meta { display: flex; align-items: center; gap: 9px; color: var(--sage-dark); font-size: .76rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.article-card-top time, .article-meta time { color: var(--muted); font-weight: 600; letter-spacing: 0; text-transform: none; }
.article-card h2 { margin-top: 25px; font-size: 1.45rem; }
.article-card p { color: var(--muted); font-size: .92rem; }
.article-card .arrow { margin-top: auto; color: var(--sage-dark); font-weight: 800; }
.article-lead { font-size: 1.2rem; color: var(--charcoal) !important; font-weight: 650; }
.article-content h2 { margin-top: 38px; }
.article-callout { margin: 28px 0; padding: 20px 22px; background: var(--sage-pale); border-left: 4px solid var(--sage); border-radius: 12px; }
.article-callout strong { color: var(--sage-dark); }
.guide-link { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); color: var(--charcoal); text-decoration: none; }
.guide-link:hover strong { color: var(--sage-dark); }
.guide-link span { color: var(--muted); font-size: .86rem; }
.faq { display: grid; gap: 10px; }
details { background: var(--white); border: 1px solid var(--line); border-radius: 12px; padding: 0 17px; }
summary { cursor: pointer; list-style: none; padding: 16px 0; font-weight: 750; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; float: right; color: var(--sage-dark); font-size: 1.2rem; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); padding: 0 0 15px; margin: 0; }
.newsletter-card { display: grid; grid-template-columns: 1fr .85fr; gap: 35px; align-items: center; background: var(--sage-dark); color: #fff; border-radius: 24px; padding: 36px; }
.newsletter-card h2 { color: #fff; }
.newsletter-card p { color: #e6eee6; }
.newsletter-card label, .newsletter-block label { display: block; color: inherit; font-size: .82rem; font-weight: 700; margin-bottom: 6px; }
.newsletter-card input { width: 100%; border: 1px solid #b6c9b7; background: #fff; color: var(--charcoal); border-radius: 9px; padding: 11px 13px; }
.inline-form { display: flex; gap: 9px; }
.form-note, .small-muted { color: var(--muted); font-size: .78rem; line-height: 1.5; margin-top: 9px; }
.newsletter-card .form-note { color: #d5e1d5; }
.page-hero { padding: 70px 0 44px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); max-width: 850px; }
.page-hero .lede { max-width: 760px; }
.prose { max-width: 780px; }
.prose h2 { font-size: 1.7rem; margin-top: 45px; }
.prose h3 { margin-top: 30px; }
.prose p, .prose li { color: #4d574f; }
.prose ul { padding-left: 22px; }
.prose strong { color: var(--charcoal); }
.page-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 64px; padding: 58px 0 90px; }
.page-layout > div, .calc-panel, .calculator-form, .calc-panel-head { min-width: 0; }
.sidebar-card { position: sticky; top: 108px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.sidebar-card h2 { font-size: 1.18rem; }
.sidebar-card a { display: block; padding: 8px 0; border-bottom: 1px solid #edf0eb; font-size: .91rem; text-decoration: none; }
.contact-card { margin: 32px 0; padding: 24px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.contact-card h2 { margin-top: 0; }
.calculator-section { padding: 45px 0 0; }
.calc-panel { background: var(--white); border: 1px solid var(--line); border-radius: 24px; padding: clamp(22px, 4vw, 40px); box-shadow: var(--shadow); }
.calc-panel-head { max-width: 650px; margin-bottom: 28px; }
.calc-panel-head h2 { margin-top: 8px; margin-bottom: 10px; }
.calc-panel-head p { color: var(--muted); }
.calculator-form { display: grid; gap: 18px; }
.field { display: grid; gap: 7px; color: var(--charcoal); font-weight: 750; font-size: .9rem; }
.field small { color: var(--muted); font-weight: 400; font-size: .78rem; }
.field input, .field select, .field textarea, .recipe-row input { width: 100%; padding: 11px 12px; border: 1px solid #cdd7cd; border-radius: 9px; background: #fcfdfb; color: var(--charcoal); }
.field input:invalid:not(:placeholder-shown), .field select:invalid { border-color: #b76d57; }
.form-error { display: none; color: #8d3f2d; background: #fff1ed; border: 1px solid #e7b9ab; padding: 10px 12px; border-radius: 9px; font-size: .88rem; }
.form-error.is-visible { display: block; }
.calc-result { padding: 19px; min-height: 100px; background: var(--sage-pale); border-radius: 13px; overflow-wrap: anywhere; }
.result-placeholder { color: var(--muted); }
.result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
.result-grid div { display: grid; gap: 3px; }
.result-grid span, .result-summary span { color: var(--muted); font-size: .78rem; }
.result-grid strong, .result-summary strong { color: var(--sage-dark); font-size: 1.35rem; }
.result-note { margin: 13px 0 0; color: #59665b; font-size: .87rem; }
.result-warning { margin: 15px 0 0; color: var(--warning); background: var(--warning-bg); border: 1px solid #ead19b; border-radius: 9px; padding: 10px 12px; font-size: .88rem; }
.calc-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.copy-status { color: var(--sage-dark); font-size: .83rem; }
.formula, .worked-example { display: grid; gap: 5px; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); font-size: .88rem; }
.formula strong, .worked-example strong { color: var(--sage-dark); font-size: .76rem; letter-spacing: .09em; text-transform: uppercase; }
.check-field { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.check-field input { width: 18px; height: 18px; accent-color: var(--sage-dark); }
.recipe-table { display: grid; gap: 8px; }
.recipe-heading, .recipe-row { display: grid; grid-template-columns: 1.2fr .6fr .3fr; gap: 8px; align-items: center; }
.recipe-heading { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }
.recipe-row span { color: var(--muted); font-size: .84rem; }
.text-button { border: 0; background: transparent; color: var(--sage-dark); padding: 3px 0; font-weight: 800; justify-self: start; }
.scaled-list { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.scaled-list li { display: flex; justify-content: space-between; gap: 15px; border-bottom: 1px solid rgba(120,148,122,.2); padding-bottom: 7px; }
.scaled-list em { color: var(--muted); font-style: normal; font-weight: 500; font-size: .85rem; }
.result-summary { display: flex; align-items: baseline; justify-content: space-between; }
.pan-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
fieldset { min-width: 0; border: 1px solid var(--line); border-radius: 13px; padding: 15px; display: grid; gap: 15px; }
legend { color: var(--sage-dark); font-weight: 800; padding: 0 6px; }
fieldset .field { margin: 0; }
.site-footer { margin-top: 10px; padding: 54px 0 22px; background: #e9eee6; }
.footer-main { width: min(1180px, calc(100% - 40px)); margin: auto; display: grid; grid-template-columns: 1.25fr .7fr .7fr 1.5fr; gap: 35px; }
.footer-main > div { display: grid; align-content: start; gap: 8px; }
.footer-main .brand { margin-bottom: 6px; }
.footer-main p { color: #576258; margin: 0; font-size: .9rem; }
.footer-main a:not(.brand) { color: #506153; text-decoration: none; font-size: .9rem; }
.footer-main a:not(.brand):hover { color: var(--sage-dark); text-decoration: underline; }
.footer-heading { margin: 0 0 7px; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.footer-bottom { width: min(1180px, calc(100% - 40px)); margin: 45px auto 0; padding-top: 17px; border-top: 1px solid #d2dbd1; display: flex; justify-content: space-between; gap: 16px; color: #687269; font-size: .78rem; }
.footer-main .inline-form input { min-width: 0; flex: 1; padding: 10px; border: 1px solid #b7c6b7; border-radius: 8px; }
@media (max-width: 960px) { .header-inner { gap: 13px; } .primary-nav { gap: 12px; } .primary-nav a { font-size: .82rem; } .search-form input { width: 145px; } .hero-grid { gap: 35px; } .article-grid { grid-template-columns: 1fr 1fr; } .footer-main { grid-template-columns: 1fr 1fr; } .newsletter-block { grid-column: span 2; } }
@media (max-width: 740px) { .container, .header-inner, .footer-main, .footer-bottom { width: min(100% - 28px, 600px); } .header-inner { min-height: 68px; flex-wrap: wrap; } .brand { margin-right: auto; } .menu-toggle { display: inline-block; } .primary-nav { order: 4; display: none; width: 100%; flex-direction: column; align-items: flex-start; padding: 15px 0 5px; border-top: 1px solid var(--line); } .primary-nav.is-open { display: flex; } .search-form { order: 3; width: 100%; display: none; } .search-form input { width: 100%; } .header-inner:focus-within .search-form { display: flex; } .hero { padding: 55px 0 45px; } .hero-grid, .content-grid, .page-layout { grid-template-columns: 1fr; } .hero-card { margin-top: 8px; } .tool-grid, .article-grid { grid-template-columns: 1fr; } .section { padding: 52px 0; } .section-heading { display: block; } .section-heading p { margin-top: 12px; } .newsletter-card { grid-template-columns: 1fr; padding: 26px; } .page-hero { padding: 50px 0 32px; } .page-layout { padding: 35px 0 65px; gap: 36px; } .sidebar-card { position: static; } .pan-columns { grid-template-columns: 1fr; } .footer-main { grid-template-columns: 1fr 1fr; gap: 25px 20px; } .footer-main > div:first-child, .newsletter-block { grid-column: span 2; } .footer-bottom { display: block; } .footer-bottom span { display: block; margin-top: 5px; } }
@media (max-width: 430px) { .inline-form { display: grid; } .footer-main { grid-template-columns: 1fr; } .footer-main > div:first-child, .newsletter-block { grid-column: auto; } .recipe-heading { display: none; } .recipe-row { grid-template-columns: 1fr .6fr .3fr; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }