:root { color-scheme: light dark; --paper: #f8f7f3; --surface: #fffefa; --ink: #222722; --muted: #62685e; --line: #dedfd5; --accent: #3d533b; --wash: #edf0e6; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-underline-offset: .2em; }
a:hover { text-decoration-thickness: .12em; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
.skip { position: absolute; top: -100px; padding: 12px; background: var(--surface); }
.skip:focus { top: 12px; left: 12px; z-index: 2; }
.wrap { width: min(1120px, calc(100% - 48px)); margin: auto; }
header { border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px 28px; padding-block: 26px; }
.brand { color: var(--ink); font-size: 25px; font-weight: 720; letter-spacing: -.06em; text-decoration: none; display: flex; align-items: center; gap: 11px; }
.mark { display: grid; place-items: center; width: 36px; height: 36px; color: white; background: var(--accent); border-radius: 12px; font-size: 22px; letter-spacing: 0; }
nav { display: flex; flex-wrap: wrap; gap: 8px 28px; }
nav a { color: var(--muted); padding: 8px 0; text-decoration: none; font-size: 14px; font-weight: 550; }
nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; }
.hero { padding: 90px 0 70px; max-width: 890px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin: 0 0 22px; }
h1 { font-family: Georgia, "Times New Roman", serif; font-size: clamp(44px, 7vw, 80px); font-weight: 400; line-height: 1.06; letter-spacing: -.05em; margin: 0 0 28px; }
.lead { font-size: clamp(19px, 2.5vw, 23px); line-height: 1.55; color: var(--muted); max-width: 720px; }
.button { display: inline-block; padding: 13px 22px; background: var(--accent); color: #fff; border-radius: 8px; text-decoration: none; font-size: 15px; font-weight: 650; margin: 18px 10px 0 0; }
.button.secondary { background: transparent; color: var(--accent); box-shadow: inset 0 0 0 1px var(--line); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; padding: 34px 0 56px; border-top: 1px solid var(--line); }
.feature-number { font-size: 12px; color: var(--accent); font-weight: 650; }
h2 { font-size: 23px; line-height: 1.3; letter-spacing: -.025em; margin: 24px 0 14px; }
h3 { font-size: 18px; margin: 26px 0 8px; }
p { margin: 0 0 18px; }
.feature p, .note, .meta { color: var(--muted); }
.note { border-left: 3px solid var(--accent); padding: 20px 24px; background: var(--wash); margin: 20px 0 60px; font-size: 15px; }
.note p:last-child { margin-bottom: 0; }
.article { max-width: 790px; padding: 64px 0 60px; }
.article h1 { font-size: clamp(40px, 6vw, 62px); }
.article h2 { margin-top: 42px; }
.article ul, .article ol { padding-left: 24px; }
.article li { padding: 4px 0; }
.meta { font-size: 14px; margin-bottom: 32px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 14px; border-block: 1px solid var(--line); padding: 18px 0; margin: 28px 0; }
details { border-bottom: 1px solid var(--line); padding: 21px 0; }
summary { font-size: 18px; font-weight: 600; cursor: pointer; padding-right: 16px; }
details p { color: var(--muted); margin: 16px 0 0; }
.contact { padding: 24px; margin: 36px 0 12px; background: var(--wash); border-radius: 10px; }
.contact h2 { margin-top: 0; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-inner { padding-block: 26px 34px; display: flex; flex-wrap: wrap; gap: 14px 32px; justify-content: space-between; }
footer a { color: inherit; margin-right: 20px; }
@media (max-width: 700px) { .wrap { width: min(100% - 36px, 1120px); } .header-inner { padding-block: 18px; } .hero { padding: 60px 0 46px; } .grid { grid-template-columns: 1fr; gap: 22px; padding-bottom: 30px; } .feature h2 { margin-top: 10px; } .feature p { margin-bottom: 0; } .article { padding-top: 42px; } nav { gap: 20px; } .note { margin-bottom: 40px; } }
@media (prefers-color-scheme: dark) { :root { --paper: #171c18; --surface: #202720; --ink: #efefe7; --muted: #b1b8ac; --line: #374136; --accent: #b8d3a7; --wash: #242e23; } .mark, .button { color: #172215; } .button.secondary { color: var(--accent); } }