:root{--bg:#0b1020;--card:#141a2e;--text:#e6e8ef;--muted:#9aa3b2;--accent:#6aa8ff;--accent-2:#9b7bff;--border:rgba(255,255,255,.08);--radius:16px;--shadow:0 10px 30px rgba(0,0,0,.4)}
*{box-sizing:border-box} body{margin:0;min-height:100svh;display:grid;place-items:center;background:radial-gradient(1200px 800px at 15% 10%, #12203a 0%, #0b1020 60%) fixed;color:var(--text);font:16px/1.45 Inter,ui-sans-serif,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
.card{width:min(440px,92vw);background:linear-gradient(180deg,#171e34,#12182b);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}
h1{margin:0 0 8px} p.sub{margin:0 0 24px;color:var(--muted)} label{display:block;margin:16px 0 8px;color:var(--muted);font-size:14px}
.field{display:flex;gap:10px;padding:12px 14px;background:#0e1426;border:1px solid var(--border);border-radius:12px}
.field:focus-within{border-color:rgba(135,176,255,.5);box-shadow:0 0 0 4px rgba(106,168,255,.12)}
.field input{background:transparent;border:0;outline:0;width:100%;color:var(--text);font-size:16px}
.actions{margin-top:22px;display:flex;gap:10px;align-items:center}
button{appearance:none;border:0;border-radius:12px;padding:12px 16px;font-weight:600;cursor:pointer;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b0f1c;box-shadow:0 6px 18px rgba(99,132,255,.35)}
button[disabled]{filter:grayscale(.4) brightness(.85);cursor:not-allowed;box-shadow:none}
.error,.info{margin-top:14px;padding:10px 12px;border-radius:10px;font-size:14px;border:1px solid var(--border)}
.error{color:#ffd8d8;background:rgba(255,107,107,.08);border-color:rgba(255,107,107,.25)}
.info{color:#c9ffe9;background:rgba(30,194,139,.08);border-color:rgba(30,194,139,.25)}
.footer{margin-top:18px;color:var(--muted);font-size:12px;text-align:center}
a{color:#b9cdff;text-decoration:none}