:root{color-scheme:dark;--bg:#0b1112;--surface:#121c1e;--text:#eef3f0;--muted:#a3b3b3;--accent:#b5edab;--border:#273638}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 'Segoe UI',Arial,sans-serif;min-height:100svh;display:grid;place-items:center;padding:24px}main{width:100%;max-width:440px}.brand{font-size:26px;font-weight:700;margin-bottom:48px;letter-spacing:-1px}.brand span{color:var(--accent)}section{padding:32px;background:var(--surface);border:1px solid var(--border);border-radius:14px}.eyebrow{font-size:11px;letter-spacing:1.6px;color:var(--accent)}h1{font-size:28px;line-height:1.25;margin:12px 0}p{color:var(--muted);margin:12px 0 24px}label{display:block;font-weight:600;font-size:14px;margin-bottom:8px}input{font:inherit;width:100%;background:#0f181a;color:var(--text);border:1px solid var(--border);border-radius:10px;padding:12px;min-height:48px}input:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{font:inherit;font-weight:600;width:100%;min-height:48px;background:var(--accent);color:#142712;border:0;border-radius:10px;margin-top:20px;cursor:pointer}.error{color:#ffb2aa;font-size:14px;margin:16px 0 0}.foot{font-size:12px;margin:24px 0 0} @media(max-width:480px){body{padding:20px}section{padding:24px}.brand{margin-bottom:28px}}