/* Eosper site. Morning (light) and Evening (dark) themes, same layout. */
:root {
  --bg: #FAFAF8; --surface: #F1F0EC; --text: #1C1C1E; --secondary: #8A8A8F;
  --line: #E4E3DF; --accent: #FF6B2C; --btn: #1C1C1E; --btn-text: #FAFAF8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1E2420; --surface: #262D28; --text: #E7E5E0; --secondary: #9AA59D;
    --line: #343C36; --accent: #8FA89A; --btn: #E7E5E0; --btn-text: #1E2420;
  }
  .mark .sun { cx: 652px; } /* evening: the sun sets on the right */
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.6 "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
}
a { color: inherit; text-underline-offset: 3px; text-decoration-color: var(--secondary); }
a:hover { text-decoration-color: var(--accent); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }

header.site { padding: 28px 0; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 21px; letter-spacing: -.01em; }
.brand svg { width: 44px; height: auto; }
nav a { margin-left: 20px; text-decoration: none; color: var(--secondary); font-size: 15px; }
nav a:hover, nav a[aria-current] { color: var(--text); }

.mark { color: var(--text); }
.mark .horizon { opacity: .2; }
.mark .sun { fill: var(--accent); }

.hero { padding: 72px 0 56px; }
.hero svg { width: 140px; height: auto; margin-bottom: 40px; }
.label { font-family: "Geist Mono", ui-monospace, monospace; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--secondary); }
h1 { font-weight: 300; font-size: clamp(40px, 8vw, 64px); line-height: 1.05; letter-spacing: -.02em; margin: 12px 0 20px; }
@media (max-width: 520px) { h1 br { display: none; } }
.lead { font-size: 20px; color: var(--secondary); max-width: 34em; margin: 0 0 32px; }
.btn { display: inline-block; background: var(--btn); color: var(--btn-text); text-decoration: none; padding: 14px 22px; border-radius: 14px; font-weight: 500; }
.note { display: block; margin-top: 12px; font-size: 14px; color: var(--secondary); }

.features { display: grid; gap: 16px; padding: 24px 0 72px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
.card { background: var(--surface); border-radius: 18px; padding: 24px; }
.card h3 { margin: 6px 0 6px; font-size: 19px; font-weight: 500; }
.card p { margin: 0; color: var(--secondary); font-size: 16px; }

.quote { border-top: 1px solid var(--line); padding: 48px 0 64px; font-size: 22px; font-weight: 300; }
.quote p { margin: 0 0 8px; }

article { padding: 32px 0 64px; }
article h1 { font-size: clamp(34px, 6vw, 48px); }
article h2 { font-size: 21px; font-weight: 500; margin: 36px 0 8px; }
article p, article li { color: var(--text); }
article .meta { color: var(--secondary); font-size: 15px; }
article ul { padding-left: 20px; }

footer.site { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--secondary); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer.site a { text-decoration: none; margin-right: 16px; }