/* Kainen landing page (W-59): plain, fast, no third-party fonts or scripts. Muted greys, WCAG AA contrast (text #1f2328 on #fff = 15:1; link #0b5cad on #fff = 6.9:1). */
:root { --ink: #1f2328; --muted: #555d66; --line: #d8dde3; --accent: #0b5cad; --bg: #fff; --soft: #f5f6f8; }
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--accent); }
a:focus-visible, button:focus-visible { outline: 3px solid #1a73e8; outline-offset: 2px; }
.wrap { max-width: 46rem; margin: 0 auto; padding: 0 1.25rem; }
header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; justify-content: space-between; align-items: center; padding-top: .9rem; padding-bottom: .9rem; }
.brand { font-weight: 700; letter-spacing: .02em; color: var(--ink); text-decoration: none; font-size: 1.15rem; }
nav.lang a { margin-left: .8rem; }
.hero { padding: 3.5rem 0 2.5rem; }
.hero h1 { font-size: clamp(1.9rem, 5vw, 2.7rem); line-height: 1.15; margin: 0 0 1rem; }
.hero p.lead { font-size: 1.2rem; color: var(--muted); margin: 0 0 1.8rem; }
.open { display: inline-block; background: var(--accent); color: #fff; font-size: 1.2rem; font-weight: 600; padding: .85rem 1.8rem; border-radius: 6px; text-decoration: none; }
.open:hover { background: #094a8c; }
.early { color: var(--muted); font-size: .95rem; margin-top: .8rem; }
.early strong { color: var(--ink); }
.small { color: var(--muted); font-size: .95rem; margin-top: .8rem; }
section.points { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 2rem 0; }
section.points h2 { font-size: 1.15rem; margin: 0 0 1rem; }
section.points ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
section.points li strong { display: block; }
.note { padding: 1.6rem 0; color: var(--muted); }
footer { border-top: 1px solid var(--line); padding: 1.4rem 0 2.2rem; color: var(--muted); font-size: .95rem; }
footer ul { list-style: none; margin: 0 0 .8rem; padding: 0; display: flex; flex-wrap: wrap; gap: .4rem 1.3rem; }
main.page { padding: 2rem 0 3rem; } main.page h1 { font-size: 1.7rem; }
main.page .wrap { max-width: 52rem; }
main.page h2 { font-size: 1.25rem; margin: 2rem 0 .5rem; }
main.page h3 { font-size: 1.05rem; margin: 1.4rem 0 .4rem; }
main.page ul, main.page ol { padding-left: 1.4rem; }
main.page li { margin: .25rem 0; }
.tablewrap { overflow-x: auto; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: .5rem .65rem; border: 1px solid var(--line); }
th { background: var(--soft); }
code { background: var(--soft); padding: 0 .25em; border-radius: 3px; font-size: .92em; }
@media (prefers-reduced-motion: no-preference) { .open { transition: background .15s; } }