:root{--bg:#EEF2EC;--surface:#FFFFFF;--ink:#1E2B27;--muted:#5F6E68;--accent:#1F7A62}
@media (prefers-color-scheme:dark){:root{--bg:#0F1E1A;--surface:#1A2E29;--ink:#EEF5F2;--muted:#A2B7AF;--accent:#5CC9A7}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
main{max-width:720px;margin:0 auto;padding:48px 16px 64px}h1,h2{font-family:Georgia,"Times New Roman",serif}
h1{font-size:44px;margin:16px 0 4px}h2{font-size:24px;margin-top:36px}.muted{color:var(--muted)}
.card{background:var(--surface);border-radius:24px;padding:24px;margin-top:24px}a{color:var(--accent)}
img.icon{width:96px;height:96px;border-radius:22px}footer{margin-top:48px;font-size:14px;color:var(--muted)}