:root { color-scheme: light dark; --zemin: #0b0d10; --metin: #e8eaed; --vurgu: #3ddc84; }
html, body { margin: 0; min-height: 100%; background: var(--zemin); color: var(--metin); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
.yer-tutucu { min-height: 100vh; display: grid; place-content: center; text-align: center; padding: 0 16px; }
h1 { font-size: 3rem; letter-spacing: .2em; margin: 0 0 .5rem; color: var(--vurgu); }
p { margin: 0; opacity: .8; }