:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--atp-bg:#f5f6f8;--atp-fg:#14181f;--atp-muted:#5b6472;--atp-surface:#fff;--atp-border:#d9dee6;--atp-accent:#1f4f8b}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--atp-bg:#10131a;--atp-fg:#e8ecf2;--atp-muted:#98a3b3;--atp-surface:#171b24;--atp-border:#2a313d;--atp-accent:#6ea8f0}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--atp-bg);color:var(--atp-fg);min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;font-size:16px;line-height:1.5}main{justify-content:center;padding:3rem 1rem;display:flex}.atp-card{background:var(--atp-surface);border:1px solid var(--atp-border);border-radius:10px;width:100%;max-width:26rem;padding:2rem}.atp-card h1{margin:0 0 .5rem;font-size:1.25rem}.atp-muted{color:var(--atp-muted);margin:0;font-size:.875rem}label{margin-bottom:.25rem;font-size:.875rem;font-weight:600;display:block}input[type=text],input[type=email],input[type=password]{border:1px solid var(--atp-border);color:inherit;background:var(--atp-bg);font:inherit;border-radius:6px;width:100%;padding:.5rem .75rem}button{background:var(--atp-accent);color:#fff;cursor:pointer;font:inherit;border:0;border-radius:6px;width:100%;padding:.625rem 1rem;font-weight:600}button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--atp-accent);outline-offset:2px}