:root{color-scheme:dark;font-family:"Rubik","Segoe UI",Arial,sans-serif;--bg:#0f1420;--card:#1a2233;--line:#2c3a55;--text:#eef2f9;--muted:#9aa7c2;--accent:#3b82f6;color:var(--text);background:var(--bg)}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:28px 20px}main{width:100%;max-width:500px;padding:32px;border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:12px;background:var(--card);box-shadow:0 18px 60px #0003}button,input{font-family:inherit}
.login-brand{display:flex;flex-direction:column;align-items:center;gap:24px;padding-bottom:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px}.call-badge{background:var(--accent);border-radius:10px;padding:8px 14px;font-size:22px;font-weight:900;letter-spacing:1px}.brand-title{font-size:18px;font-weight:900}.brand-sub{font-size:12px;color:var(--muted);margin-top:4px}.fusion-logo{width:240px;max-width:100%;height:auto;display:block;border-radius:8px}
h1{font-size:25px;font-weight:700;margin:26px 0 8px}h2{font-size:20px}p{color:var(--muted);line-height:1.7;font-size:14px}label{display:block;margin:18px 0;font-size:14px}input:not([type=checkbox]){display:block;width:100%;background:#0f1729;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:12px;margin-top:8px;font-size:16px}input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button{width:100%;padding:12px;border:1px solid var(--accent);border-radius:10px;background:var(--accent);color:#fff;font-weight:700;font-size:15px;cursor:pointer;margin:8px 0}button:hover{filter:brightness(1.12)}button:disabled{opacity:.5;cursor:default}#message{color:#fca5a5;margin-bottom:0}#message:empty{display:none}#qr{display:block;background:#fff;margin:20px auto;border-radius:8px}#secret{display:block;word-break:break-all;padding:16px}pre{padding:14px;background:#0f1729;line-height:1.7;user-select:all}input[type=checkbox]{margin-left:8px}details{margin:16px 0}[hidden]{display:none!important}@media(max-width:480px){body{padding:16px 12px}main{padding:24px 20px}.brand-sub{font-size:10px}.brand-title{font-size:16px}}