:root { --bg: #f6f4ef; --text: #171a18; --muted: #5d655f; --accent: #046c5b; --card: #ffffff; --line: #e1e3dd; color-scheme: light dark; }
@media (prefers-color-scheme: dark) { :root { --bg: #111412; --text: #eef1ee; --muted: #a3aca5; --accent: #4fc3ab; --card: #1b1f1c; --line: #2f3531; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 1.0625rem/1.65 -apple-system, "Segoe UI", "Arial Hebrew", Arial, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 48px 20px 64px; }
h1 { font-size: 2.125rem; line-height: 1.15; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 32px 0 8px; }
p, ul { margin: 0 0 12px; }
ul { padding-inline-start: 22px; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.logo { width: 84px; height: 84px; border-radius: 24px; background: var(--accent); display: grid; place-items: center; font-size: 2.5rem; margin-bottom: 24px; }
.hero { text-align: center; padding-top: 12vh; }
.hero .logo { margin-inline: auto; }
.hero p { font-size: 1.25rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px; margin-top: 28px; text-align: start; }
footer { margin-top: 40px; font-size: 0.9375rem; color: var(--muted); text-align: center; }

/* Accessibility: skip link, visible keyboard focus, no motion when asked */
.skip-link { position: absolute; inset-inline-start: 16px; top: -100px; z-index: 9999; padding: 10px 16px; border-radius: 12px; background: var(--accent); color: #fff; font-weight: 600; text-decoration: none; }
.skip-link:focus { top: 12px; }
main:focus { outline: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }