*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;color:#111;background:#f9fafb}input,button,select,textarea{font-family:inherit}a{color:inherit}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background-color:#f4f6f9;padding:20px}.auth-card{background:#fff;border-radius:12px;box-shadow:0 4px 20px #0000001a;padding:40px;width:100%;max-width:440px}.auth-card h2{font-size:24px;font-weight:700;color:#1a1a2e;margin:0 0 8px}.auth-subtitle{font-size:14px;color:#6b7280;margin:0 0 24px}.form-group{display:flex;flex-direction:column;margin-bottom:18px}.form-group label{font-size:14px;font-weight:600;color:#374151;margin-bottom:6px}.form-group input{padding:10px 14px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;color:#111827;outline:none;transition:border-color .2s}.form-group input:focus{border-color:#4f46e5;box-shadow:0 0 0 3px #4f46e51a}.form-group input.is-invalid{border-color:#ef4444}.field-error{font-size:12px;color:#ef4444;margin-top:4px}.error-banner{background-color:#fef2f2;border:1px solid #fecaca;color:#dc2626;border-radius:8px;padding:10px 14px;font-size:14px;margin-bottom:16px}.btn-primary{width:100%;padding:11px;background-color:#4f46e5;color:#fff;font-size:15px;font-weight:600;border:none;border-radius:8px;cursor:pointer;margin-top:8px;transition:background-color .2s}.btn-primary:hover:not(:disabled){background-color:#4338ca}.btn-primary:disabled{background-color:#a5b4fc;cursor:not-allowed}.auth-footer{text-align:center;font-size:14px;color:#6b7280;margin-top:20px}.auth-footer a{color:#4f46e5;text-decoration:none;font-weight:600}.auth-footer a:hover{text-decoration:underline}.role-selector{display:flex;gap:16px;margin-top:4px}.role-option{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:#374151;cursor:pointer}.role-option input[type=radio]{width:16px;height:16px;accent-color:#4f46e5}