:root{
  --mc-font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Helvetica,Arial,Ubuntu,Cantarell,"Fira Sans",sans-serif;
  --green:#005FFD;--green-dark:#0047C6;--green-soft:#E9F2FF;--bg:#eef2f3;--panel:#fff;
  --line:#e5e9eb;--text:#172126;--muted:#6f7c82;--danger:#dc3f4f;
  --shadow:0 12px 36px rgba(22,37,43,.16)
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:var(--mc-font-family);color:var(--text);background:var(--bg)}
button,input,select,textarea{font:inherit}.hidden{display:none!important}.muted{color:var(--muted)}
.auth-page{min-height:100vh;background:linear-gradient(180deg,var(--green) 0 220px,var(--bg) 220px)}
.auth-shell{max-width:960px;margin:auto;padding:64px 24px;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.auth-brand{color:#fff;display:flex;gap:18px;align-items:center}
.brand-mark{width:72px;height:72px;border-radius:24px;background:#fff;color:var(--green-dark);display:grid;place-items:center;font-weight:800;font-size:34px;box-shadow:var(--shadow)}
.auth-brand h1{font-size:40px;margin:0 0 8px}.auth-brand p{margin:0;opacity:.88;line-height:1.5}
.auth-card{background:#fff;border-radius:24px;padding:30px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}
.auth-card h2{margin:0 0 8px}.auth-card label{font-size:13px;font-weight:650}
.auth-card input{border:1px solid #D4E2F2;border-radius:12px;padding:12px 14px;outline:none;background:#fff}
.auth-card input:focus{border-color:var(--green)}
.btn-primary{border:0;border-radius:12px;background:var(--green);color:#fff;font-weight:700;padding:13px 18px;cursor:pointer;margin-top:8px}
.btn-primary:hover{background:var(--green-dark)}
.auth-alt{text-align:center;color:var(--muted);font-size:14px}.auth-alt a{color:var(--green-dark);font-weight:700;text-decoration:none}
.form-error{background:#fff0f1;border:1px solid #ffd1d5;color:#9c2030;padding:10px 12px;border-radius:10px;font-size:14px}
@media(max-width:800px){
  .auth-page{background:var(--bg)}.auth-shell{display:block;padding:24px 16px}.auth-brand{color:var(--text);margin:14px 8px 28px}
  .auth-brand h1{font-size:30px}.brand-mark{background:var(--green);color:#fff;width:58px;height:58px;border-radius:18px}
}