:root { color-scheme: dark; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: #101820; color: #fff; display: flex; flex-direction: column; padding: 32px 24px; }
main { width: 100%; max-width: 420px; margin: auto; padding: 32px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 21px; font-weight: 750; margin-bottom: 56px; }
h1 { font-size: clamp(32px, 8vw, 44px); line-height: 1.15; letter-spacing: -1px; margin: 0 0 20px; }
p { color: #c5cbd0; line-height: 1.55; }
.button { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 56px; margin-top: 32px; padding: 16px 20px; border-radius: 8px; background: #00d68f; color: #101820; text-decoration: none; font-weight: 750; font-size: 17px; }
.button:hover { background: #32e6aa; }
a:focus-visible { outline: 3px solid #fff; outline-offset: 5px; }
.hint { font-size: 14px; margin-top: 20px; }
footer { padding-top: 32px; text-align: center; font-size: 13px; }
footer a { color: #b6bfc6; text-underline-offset: 3px; }