:root {
    --site-ink: #14233c;
    --site-muted: #53657b;
    --site-blue: #245eea;
    --site-line: #dee6f1;
    --site-soft: #f5f8fd;
    --site-green: #176750;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
.site-body { margin: 0; background: #fff; color: var(--site-ink); font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--site-blue); text-underline-offset: 3px; }
a:hover { color: #1745b4; }
a:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid #80aaff; outline-offset: 4px; }
h1, h2, h3 { line-height: 1.18; letter-spacing: -.025em; text-wrap: balance; }
h1 { font-size: clamp(32px, 4.3vw, 54px); margin: 16px 0 24px; }
h2 { font-size: clamp(25px, 3vw, 36px); margin: 0 0 20px; }
h3 { font-size: 21px; margin: 10px 0 14px; }
p { margin: 0 0 16px; }
ul, ol { padding-left: 24px; }
li { margin: 6px 0; }
.site-skip { position: absolute; top: -100px; left: 16px; z-index: 50; background: white; padding: 10px 20px; border: 1px solid var(--site-blue); }
.site-skip:focus { top: 10px; }
.site-header, .site-main, .site-footer { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--site-line); }
.site-logo { display: inline-flex; align-items: center; gap: 8px; color: var(--site-ink); font-size: 27px; font-weight: 850; letter-spacing: -.055em; text-decoration: none; white-space: nowrap; }
.site-logo-dot { width: 8px; height: 8px; border-radius: 50%; background: #53cba7; }
.site-nav, .site-header-actions { display: flex; align-items: center; gap: 22px; }
.site-nav a, .site-login, .site-language { color: var(--site-muted); text-decoration: none; white-space: nowrap; font-size: 14px; font-weight: 600; }
.site-nav a[aria-current], .site-nav a:hover, .site-login:hover, .site-language:hover { color: var(--site-blue); }
.site-language { padding: 4px 7px; border: 1px solid var(--site-line); border-radius: 6px; font-size: 12px; }
.site-btn { display: inline-flex; justify-content: center; align-items: center; gap: 9px; padding: 12px 20px; border: 1px solid transparent; border-radius: 9px; font-size: 15px; line-height: 1.4; font-weight: 650; text-decoration: none; text-align: center; }
.site-btn-primary { color: white; background: var(--site-blue); box-shadow: 0 3px 8px #245eea16; }
.site-btn-primary:hover { color: white; background: #194ecc; }
.site-btn-secondary { color: var(--site-ink); background: white; border-color: #cdd8e7; }
.site-btn-secondary:hover { background: var(--site-soft); color: var(--site-ink); }
.site-buttons { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin: 24px 0 16px; }
.site-hero { display: grid; grid-template-columns: 1.55fr 1fr; align-items: center; gap: 60px; margin: 66px 0 80px; }
.site-hero > .site-card { background: var(--site-soft); border: 1px solid var(--site-line); box-shadow: 0 16px 40px #20365209; }
.site-hero > div:first-child > p:not(.site-eyebrow):not(.site-free-pill):not(.site-muted) { font-size: 18px; }
.site-eyebrow { margin: 0 0 12px; text-transform: uppercase; letter-spacing: .12em; font-size: 11px; font-weight: 750; color: var(--site-muted); }
.site-free-pill { display: inline-block; margin: 0 0 20px; padding: 7px 12px; color: var(--site-green); background: #eaf8f2; border-radius: 6px; font-size: 14px; }
.site-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.site-badges span { padding: 5px 12px; border: 1px solid var(--site-line); border-radius: 6px; font-size: 12px; color: var(--site-muted); }
.site-section { margin: 68px 0; }
.site-section > p:not(.site-eyebrow) { max-width: 850px; }
.site-section > h3 { margin-top: 36px; }
.site-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 20px; }
.site-card { padding: 28px; border: 1px solid var(--site-line); border-radius: 14px; background: white; min-width: 0; }
.site-card > p:last-child { margin-bottom: 0; }
.site-card ul { margin: 18px 0; }
.site-muted { font-size: 14px; color: var(--site-muted); }
.site-price { font-size: 32px; font-weight: 750; margin: 8px 0; letter-spacing: -.03em; }
.site-price span { font-size: 14px; font-weight: 500; color: var(--site-muted); margin-left: 4px; letter-spacing: normal; }
.site-free-plan { display: grid; grid-template-columns: 150px 1fr auto; gap: 30px; align-items: center; background: #f2fbf7; border-color: #bde5d3; margin: 30px 0; }
.site-free-count { font-size: 30px; font-weight: 750; color: var(--site-green); }
.site-free-count span { font-size: 19px; font-weight: 550; }
.site-free-cta { display: flex; align-items: center; justify-content: space-between; gap: 36px; margin: 60px 0; padding: 36px; border: 1px solid #cbdcfb; background: #f1f6ff; border-radius: 14px; }
.site-free-cta h2 { font-size: 28px; }
.site-free-cta .site-btn { flex-shrink: 0; }
.site-free-cta p:last-child { margin-bottom: 0; }
.site-footer { display: flex; justify-content: space-between; gap: 60px; padding: 36px 0 40px; border-top: 1px solid var(--site-line); font-size: 13px; color: var(--site-muted); }
.site-footer > div { max-width: 420px; }
.site-footer .site-logo { font-size: 23px; margin-bottom: 10px; }
.site-footer nav { display: flex; flex-wrap: wrap; align-content: flex-start; justify-content: flex-end; gap: 12px 24px; max-width: 490px; }
.site-footer nav a { color: var(--site-muted); text-decoration: none; }
.site-breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 30px 0; color: var(--site-muted); font-size: 12px; }
.site-breadcrumbs a { color: var(--site-muted); }
.site-article-header { margin: 46px 0 42px; max-width: 960px; }
.site-article-header h1 { max-width: 920px; }
.site-lead { max-width: 880px; font-size: 19px; color: var(--site-muted); }
.site-article-meta { font-size: 12px; color: var(--site-muted); margin-top: 26px; }
.site-article-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; align-items: start; }
.site-toc { position: sticky; top: 28px; border-top: 2px solid var(--site-line); padding-top: 18px; }
.site-toc h2 { font-size: 14px; letter-spacing: normal; margin-bottom: 16px; }
.site-toc ol { padding: 0; list-style: none; margin: 0; }
.site-toc li { margin-bottom: 12px; line-height: 1.45; }
.site-toc a { font-size: 13px; color: var(--site-muted); text-decoration: none; }
.site-toc a:hover { color: var(--site-blue); }
.site-prose { max-width: 850px; min-width: 0; }
.site-prose h2 { margin: 44px 0 20px; font-size: 28px; }
.site-prose h2:first-child { margin-top: 0; }
.site-prose h3 { margin: 28px 0 14px; }
.site-prose p { margin-bottom: 20px; }
.site-prose code { border-radius: 4px; padding: 2px 5px; background: #f0f4fa; color: #294566; font-size: .88em; overflow-wrap: anywhere; }
.site-prose pre { background: var(--site-soft); padding: 20px; overflow-x: auto; border: 1px solid var(--site-line); border-radius: 10px; }
.site-prose pre code { background: none; padding: 0; }
.site-note { border-left: 3px solid #80aaff; padding: 18px 22px; margin: 24px 0; background: var(--site-soft); border-radius: 0 8px 8px 0; }
.site-note p:last-child { margin-bottom: 0; }
.site-table { overflow-x: auto; margin: 24px 0; border: 1px solid var(--site-line); border-radius: 10px; }
.site-table table { width: 100%; border-collapse: collapse; min-width: 590px; font-size: 14px; line-height: 1.5; }
.site-table caption { padding: 14px 18px; text-align: left; color: var(--site-muted); font-size: 12px; }
.site-table th, .site-table td { text-align: left; padding: 16px; border-top: 1px solid var(--site-line); vertical-align: top; }
.site-table thead th { background: var(--site-soft); border-top: 0; font-size: 13px; }
.site-guide-card { display: flex; flex-direction: column; }
.site-guide-card h3 { font-size: 23px; }
.site-guide-card h3 a { color: var(--site-ink); text-decoration: none; }
.site-guide-card h3 a:hover { color: var(--site-blue); }
.site-guide-card .site-text-link { margin-top: auto; padding-top: 12px; }
.site-text-link { text-decoration: none; font-weight: 650; }
.site-guide-grid { margin: 35px 0; }
.site-calculator { background: var(--site-soft); padding: 26px; border: 1px solid var(--site-line); border-radius: 12px; margin: 22px 0; }
.site-calculator fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.site-calculator legend { padding: 0; margin-bottom: 20px; font-size: 18px; font-weight: 650; }
.site-calculator-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.site-calculator label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; }
.site-calculator input, .site-calculator select { width: 100%; border: 1px solid #bccbdd; background: white; border-radius: 7px; padding: 10px 12px; font: inherit; font-size: 16px; color: var(--site-ink); min-width: 0; }
.site-calculator-output { padding-top: 22px; margin-top: 22px; border-top: 1px solid #cbd8e9; font-size: 16px; }
.site-calculator-output p { margin-bottom: 8px; }
.site-calculator-output output { font-size: 27px; font-weight: 750; color: var(--site-blue); }
.site-calculator [hidden] { display: none; }
.site-sources { font-size: 13px; color: var(--site-muted); }
.site-not-found { max-width: 800px; min-height: 52vh; padding: 35px 0; }
@media (max-width: 980px) {
    .site-header { gap: 18px; flex-wrap: wrap; }
    .site-header-actions { margin-left: auto; gap: 16px; }
    .site-nav { order: 3; width: 100%; }
    .site-hero { gap: 28px; grid-template-columns: 1.3fr 1fr; margin-top: 48px; }
    .site-article-layout { grid-template-columns: minmax(0, 1fr); gap: 30px; }
    .site-toc { position: static; padding: 20px 24px; background: var(--site-soft); border: 1px solid var(--site-line); border-radius: 10px; }
    .site-toc ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 28px; }
    .site-free-plan { grid-template-columns: 120px 1fr; gap: 20px; }
    .site-free-plan > .site-btn { grid-column: 1 / -1; justify-self: start; }
}
@media (max-width: 700px) {
    .site-header, .site-main, .site-footer { width: calc(100% - 32px); }
    .site-header { padding: 20px 0; }
    .site-header-actions { gap: 12px; }
    .site-header-actions .site-btn { font-size: 13px; padding: 10px 12px; }
    .site-hero { grid-template-columns: minmax(0, 1fr); margin: 38px 0 48px; }
    .site-section { margin: 44px 0; }
    .site-card { padding: 24px; }
    .site-footer { flex-direction: column; gap: 24px; }
    .site-footer nav { justify-content: flex-start; }
    .site-free-cta { flex-direction: column; align-items: flex-start; gap: 24px; padding: 26px; margin: 44px 0; }
    .site-free-plan { grid-template-columns: minmax(0, 1fr); }
    .site-free-plan > .site-btn { grid-column: auto; }
    .site-article-header { margin: 32px 0; }
    .site-lead { font-size: 17px; }
    .site-toc ol { grid-template-columns: minmax(0, 1fr); }
    .site-prose h2 { font-size: 25px; }
    .site-calculator { padding: 22px; }
    .site-calculator-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }